261654120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 384

約数和(自身を含む): 1074528000

約数和(自身を除く): 812873880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 163, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 326, 343, 360, 364, 390, 392, 420, 441, 455, 468, 489, 490, 504, 520, 546, 585, 588, 630, 637, 652, 686, 728, 735, 780, 815, 819, 840, 882, 910, 936, 978, 980, 1029, 1092, 1141, 1170, 1176, 1260, 1274, 1304, 1365, 1372, 1467, 1470, 1560, 1630, 1638, 1715, 1764, 1820, 1911, 1956, 1960, 2058, 2119, 2184, 2205, 2282, 2340, 2445, 2520, 2548, 2730, 2744, 2934, 2940, 3087, 3185, 3260, 3276, 3423, 3430, 3528, 3640, 3822, 3912, 4095, 4116, 4238, 4410, 4459, 4564, 4680, 4890, 5096, 5145, 5460, 5705, 5733, 5868, 5880, 6174, 6357, 6370, 6520, 6552, 6846, 6860, 7335, 7644, 7987, 8190, 8232, 8476, 8820, 8918, 9128, 9555, 9780, 10269, 10290, 10595, 10920, 11410, 11466, 11736, 12348, 12714, 12740, 13377, 13692, 13720, 14670, 14833, 15288, 15435, 15974, 16380, 16952, 17115, 17640, 17836, 19071, 19110, 19560, 20538, 20580, 21190, 22295, 22820, 22932, 23961, 24696, 25428, 25480, 26754, 27384, 28665, 29340, 29666, 30870, 31785, 31948, 32760, 34230, 35672, 38142, 38220, 39935, 40131, 41076, 41160, 42380, 44499, 44590, 45640, 45864, 47922, 50856, 51345, 53508, 55909, 57330, 58680, 59332, 61740, 63570, 63896, 66885, 68460, 71883, 74165, 76284, 76440, 79870, 80262, 82152, 84760, 88998, 89180, 95355, 95844, 102690, 103831, 107016, 111818, 114660, 118664, 119805, 123480, 127140, 133497, 133770, 136920, 143766, 148330, 152568, 159740, 160524, 167727, 177996, 178360, 190710, 191688, 200655, 205380, 207662, 222495, 223636, 229320, 239610, 254280, 266994, 267540, 279545, 287532, 296660, 311493, 319480, 321048, 335454, 355992, 359415, 381420, 401310, 410760, 415324, 444990, 447272, 479220, 503181, 519155, 533988, 535080, 559090, 575064, 593320, 622986, 667485, 670908, 718830, 726817, 762840, 802620, 830648, 838635, 889980, 934479, 958440, 1006362, 1038310, 1067976, 1118180, 1245972, 1334970, 1341816, 1437660, 1453634, 1557465, 1605240, 1677270, 1779960, 1868958, 2012724, 2076620, 2180451, 2236360, 2491944, 2515905, 2669940, 2875320, 2907268, 3114930, 3354540, 3634085, 3737916, 4025448, 4153240, 4360902, 4672395, 5031810, 5339880, 5814536, 6229860, 6541353, 6709080, 7268170, 7475832, 8721804, 9344790, 10063620, 10902255, 12459720, 13082706, 14536340, 17443608, 18689580, 20127240, 21804510, 26165412, 29072680, 32706765, 37379160, 43609020, 52330824, 65413530, 87218040, 130827060, 261654120]

約数ペア:

[(1, 261654120), (2, 130827060), (3, 87218040), (4, 65413530), (5, 52330824), (6, 43609020), (7, 37379160), (8, 32706765), (9, 29072680), (10, 26165412), (12, 21804510), (13, 20127240), (14, 18689580), (15, 17443608), (18, 14536340), (20, 13082706), (21, 12459720), (24, 10902255), (26, 10063620), (28, 9344790), (30, 8721804), (35, 7475832), (36, 7268170), (39, 6709080), (40, 6541353), (42, 6229860), (45, 5814536), (49, 5339880), (52, 5031810), (56, 4672395), (60, 4360902), (63, 4153240), (65, 4025448), (70, 3737916), (72, 3634085), (78, 3354540), (84, 3114930), (90, 2907268), (91, 2875320), (98, 2669940), (104, 2515905), (105, 2491944), (117, 2236360), (120, 2180451), (126, 2076620), (130, 2012724), (140, 1868958), (147, 1779960), (156, 1677270), (163, 1605240), (168, 1557465), (180, 1453634), (182, 1437660), (195, 1341816), (196, 1334970), (210, 1245972), (234, 1118180), (245, 1067976), (252, 1038310), (260, 1006362), (273, 958440), (280, 934479), (294, 889980), (312, 838635), (315, 830648), (326, 802620), (343, 762840), (360, 726817), (364, 718830), (390, 670908), (392, 667485), (420, 622986), (441, 593320), (455, 575064), (468, 559090), (489, 535080), (490, 533988), (504, 519155), (520, 503181), (546, 479220), (585, 447272), (588, 444990), (630, 415324), (637, 410760), (652, 401310), (686, 381420), (728, 359415), (735, 355992), (780, 335454), (815, 321048), (819, 319480), (840, 311493), (882, 296660), (910, 287532), (936, 279545), (978, 267540), (980, 266994), (1029, 254280), (1092, 239610), (1141, 229320), (1170, 223636), (1176, 222495), (1260, 207662), (1274, 205380), (1304, 200655), (1365, 191688), (1372, 190710), (1467, 178360), (1470, 177996), (1560, 167727), (1630, 160524), (1638, 159740), (1715, 152568), (1764, 148330), (1820, 143766), (1911, 136920), (1956, 133770), (1960, 133497), (2058, 127140), (2119, 123480), (2184, 119805), (2205, 118664), (2282, 114660), (2340, 111818), (2445, 107016), (2520, 103831), (2548, 102690), (2730, 95844), (2744, 95355), (2934, 89180), (2940, 88998), (3087, 84760), (3185, 82152), (3260, 80262), (3276, 79870), (3423, 76440), (3430, 76284), (3528, 74165), (3640, 71883), (3822, 68460), (3912, 66885), (4095, 63896), (4116, 63570), (4238, 61740), (4410, 59332), (4459, 58680), (4564, 57330), (4680, 55909), (4890, 53508), (5096, 51345), (5145, 50856), (5460, 47922), (5705, 45864), (5733, 45640), (5868, 44590), (5880, 44499), (6174, 42380), (6357, 41160), (6370, 41076), (6520, 40131), (6552, 39935), (6846, 38220), (6860, 38142), (7335, 35672), (7644, 34230), (7987, 32760), (8190, 31948), (8232, 31785), (8476, 30870), (8820, 29666), (8918, 29340), (9128, 28665), (9555, 27384), (9780, 26754), (10269, 25480), (10290, 25428), (10595, 24696), (10920, 23961), (11410, 22932), (11466, 22820), (11736, 22295), (12348, 21190), (12714, 20580), (12740, 20538), (13377, 19560), (13692, 19110), (13720, 19071), (14670, 17836), (14833, 17640), (15288, 17115), (15435, 16952), (15974, 16380)]