281487960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 1050144480

約数和(自身を除く): 768656520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 81, 82, 90, 104, 108, 117, 120, 123, 130, 135, 156, 162, 163, 164, 180, 195, 205, 216, 234, 246, 260, 270, 312, 324, 326, 328, 351, 360, 369, 390, 405, 410, 468, 489, 492, 520, 533, 540, 585, 615, 648, 652, 702, 738, 780, 810, 815, 820, 936, 978, 984, 1053, 1066, 1080, 1107, 1170, 1230, 1304, 1404, 1467, 1476, 1560, 1599, 1620, 1630, 1640, 1755, 1845, 1956, 2106, 2119, 2132, 2214, 2340, 2445, 2460, 2665, 2808, 2934, 2952, 3198, 3240, 3260, 3321, 3510, 3690, 3912, 4212, 4238, 4264, 4401, 4428, 4680, 4797, 4890, 4920, 5265, 5330, 5535, 5868, 6357, 6396, 6520, 6642, 6683, 7020, 7335, 7380, 7995, 8424, 8476, 8802, 8856, 9594, 9780, 10530, 10595, 10660, 11070, 11736, 12714, 12792, 13203, 13284, 13366, 14040, 14391, 14670, 14760, 15990, 16605, 16952, 17604, 19071, 19188, 19560, 20049, 21060, 21190, 21320, 22005, 22140, 23985, 25428, 26406, 26568, 26732, 28782, 29340, 31785, 31980, 33210, 33415, 35208, 38142, 38376, 40098, 42120, 42380, 43173, 44010, 44280, 47970, 50856, 52812, 53464, 57213, 57564, 58680, 60147, 63570, 63960, 66015, 66420, 66830, 71955, 76284, 80196, 84760, 86346, 86879, 88020, 95355, 95940, 100245, 105624, 114426, 115128, 120294, 127140, 132030, 132840, 133660, 143910, 152568, 160392, 171639, 172692, 173758, 176040, 180441, 190710, 191880, 200490, 215865, 228852, 240588, 254280, 260637, 264060, 267320, 286065, 287820, 300735, 343278, 345384, 347516, 360882, 381420, 400980, 431730, 434395, 457704, 481176, 521274, 528120, 541323, 572130, 575640, 601470, 686556, 695032, 721764, 762840, 781911, 801960, 858195, 863460, 868790, 902205, 1042548, 1082646, 1144260, 1202940, 1303185, 1373112, 1443528, 1563822, 1716390, 1726920, 1737580, 1804410, 2085096, 2165292, 2288520, 2345733, 2405880, 2606370, 2706615, 3127644, 3432780, 3475160, 3608820, 3909555, 4330584, 4691466, 5212740, 5413230, 6255288, 6865560, 7037199, 7217640, 7819110, 9382932, 10425480, 10826460, 11728665, 14074398, 15638220, 18765864, 21652920, 23457330, 28148796, 31276440, 35185995, 46914660, 56297592, 70371990, 93829320, 140743980, 281487960]

約数ペア:

[(1, 281487960), (2, 140743980), (3, 93829320), (4, 70371990), (5, 56297592), (6, 46914660), (8, 35185995), (9, 31276440), (10, 28148796), (12, 23457330), (13, 21652920), (15, 18765864), (18, 15638220), (20, 14074398), (24, 11728665), (26, 10826460), (27, 10425480), (30, 9382932), (36, 7819110), (39, 7217640), (40, 7037199), (41, 6865560), (45, 6255288), (52, 5413230), (54, 5212740), (60, 4691466), (65, 4330584), (72, 3909555), (78, 3608820), (81, 3475160), (82, 3432780), (90, 3127644), (104, 2706615), (108, 2606370), (117, 2405880), (120, 2345733), (123, 2288520), (130, 2165292), (135, 2085096), (156, 1804410), (162, 1737580), (163, 1726920), (164, 1716390), (180, 1563822), (195, 1443528), (205, 1373112), (216, 1303185), (234, 1202940), (246, 1144260), (260, 1082646), (270, 1042548), (312, 902205), (324, 868790), (326, 863460), (328, 858195), (351, 801960), (360, 781911), (369, 762840), (390, 721764), (405, 695032), (410, 686556), (468, 601470), (489, 575640), (492, 572130), (520, 541323), (533, 528120), (540, 521274), (585, 481176), (615, 457704), (648, 434395), (652, 431730), (702, 400980), (738, 381420), (780, 360882), (810, 347516), (815, 345384), (820, 343278), (936, 300735), (978, 287820), (984, 286065), (1053, 267320), (1066, 264060), (1080, 260637), (1107, 254280), (1170, 240588), (1230, 228852), (1304, 215865), (1404, 200490), (1467, 191880), (1476, 190710), (1560, 180441), (1599, 176040), (1620, 173758), (1630, 172692), (1640, 171639), (1755, 160392), (1845, 152568), (1956, 143910), (2106, 133660), (2119, 132840), (2132, 132030), (2214, 127140), (2340, 120294), (2445, 115128), (2460, 114426), (2665, 105624), (2808, 100245), (2934, 95940), (2952, 95355), (3198, 88020), (3240, 86879), (3260, 86346), (3321, 84760), (3510, 80196), (3690, 76284), (3912, 71955), (4212, 66830), (4238, 66420), (4264, 66015), (4401, 63960), (4428, 63570), (4680, 60147), (4797, 58680), (4890, 57564), (4920, 57213), (5265, 53464), (5330, 52812), (5535, 50856), (5868, 47970), (6357, 44280), (6396, 44010), (6520, 43173), (6642, 42380), (6683, 42120), (7020, 40098), (7335, 38376), (7380, 38142), (7995, 35208), (8424, 33415), (8476, 33210), (8802, 31980), (8856, 31785), (9594, 29340), (9780, 28782), (10530, 26732), (10595, 26568), (10660, 26406), (11070, 25428), (11736, 23985), (12714, 22140), (12792, 22005), (13203, 21320), (13284, 21190), (13366, 21060), (14040, 20049), (14391, 19560), (14670, 19188), (14760, 19071), (15990, 17604), (16605, 16952)]