1605240

素因数分解:

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

素因数の和:51

約数の個数: 192

約数和(自身を含む): 6552000

約数和(自身を除く): 4946760

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, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 343, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 686, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1029, 1092, 1170, 1176, 1260, 1274, 1365, 1372, 1470, 1560, 1638, 1715, 1764, 1820, 1911, 1960, 2058, 2184, 2205, 2340, 2520, 2548, 2730, 2744, 2940, 3087, 3185, 3276, 3430, 3528, 3640, 3822, 4095, 4116, 4410, 4459, 4680, 5096, 5145, 5460, 5733, 5880, 6174, 6370, 6552, 6860, 7644, 8190, 8232, 8820, 8918, 9555, 10290, 10920, 11466, 12348, 12740, 13377, 13720, 15288, 15435, 16380, 17640, 17836, 19110, 20580, 22295, 22932, 24696, 25480, 26754, 28665, 30870, 32760, 35672, 38220, 40131, 41160, 44590, 45864, 53508, 57330, 61740, 66885, 76440, 80262, 89180, 107016, 114660, 123480, 133770, 160524, 178360, 200655, 229320, 267540, 321048, 401310, 535080, 802620, 1605240]

約数ペア:

[(1, 1605240), (2, 802620), (3, 535080), (4, 401310), (5, 321048), (6, 267540), (7, 229320), (8, 200655), (9, 178360), (10, 160524), (12, 133770), (13, 123480), (14, 114660), (15, 107016), (18, 89180), (20, 80262), (21, 76440), (24, 66885), (26, 61740), (28, 57330), (30, 53508), (35, 45864), (36, 44590), (39, 41160), (40, 40131), (42, 38220), (45, 35672), (49, 32760), (52, 30870), (56, 28665), (60, 26754), (63, 25480), (65, 24696), (70, 22932), (72, 22295), (78, 20580), (84, 19110), (90, 17836), (91, 17640), (98, 16380), (104, 15435), (105, 15288), (117, 13720), (120, 13377), (126, 12740), (130, 12348), (140, 11466), (147, 10920), (156, 10290), (168, 9555), (180, 8918), (182, 8820), (195, 8232), (196, 8190), (210, 7644), (234, 6860), (245, 6552), (252, 6370), (260, 6174), (273, 5880), (280, 5733), (294, 5460), (312, 5145), (315, 5096), (343, 4680), (360, 4459), (364, 4410), (390, 4116), (392, 4095), (420, 3822), (441, 3640), (455, 3528), (468, 3430), (490, 3276), (504, 3185), (520, 3087), (546, 2940), (585, 2744), (588, 2730), (630, 2548), (637, 2520), (686, 2340), (728, 2205), (735, 2184), (780, 2058), (819, 1960), (840, 1911), (882, 1820), (910, 1764), (936, 1715), (980, 1638), (1029, 1560), (1092, 1470), (1170, 1372), (1176, 1365), (1260, 1274)]