1285266840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 256

約数和(自身を含む): 4574707200

約数和(自身を除く): 3289440360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 121, 130, 132, 143, 156, 165, 195, 220, 242, 260, 264, 286, 312, 330, 363, 390, 429, 440, 484, 520, 572, 605, 619, 660, 715, 726, 780, 858, 968, 1144, 1210, 1238, 1320, 1331, 1430, 1452, 1560, 1573, 1716, 1815, 1857, 2145, 2420, 2476, 2662, 2860, 2904, 3095, 3146, 3432, 3630, 3714, 3993, 4290, 4719, 4840, 4952, 5324, 5720, 6190, 6292, 6655, 6809, 7260, 7428, 7865, 7986, 8047, 8580, 9285, 9438, 10648, 12380, 12584, 13310, 13618, 14520, 14856, 15730, 15972, 16094, 17160, 17303, 18570, 18876, 19965, 20427, 23595, 24141, 24760, 26620, 27236, 31460, 31944, 32188, 34045, 34606, 37140, 37752, 39930, 40235, 40854, 47190, 48282, 51909, 53240, 54472, 62920, 64376, 68090, 69212, 74280, 74899, 79860, 80470, 81708, 86515, 88517, 94380, 96564, 102135, 103818, 120705, 136180, 138424, 149798, 159720, 160940, 163416, 173030, 177034, 188760, 193128, 204270, 207636, 224697, 241410, 259545, 265551, 272360, 299596, 321880, 346060, 354068, 374495, 408540, 415272, 442585, 449394, 482820, 519090, 531102, 599192, 692120, 708136, 748990, 817080, 823889, 885170, 898788, 965640, 973687, 1038180, 1062204, 1123485, 1327755, 1497980, 1647778, 1770340, 1797576, 1947374, 2076360, 2124408, 2246970, 2471667, 2655510, 2921061, 2995960, 3295556, 3540680, 3894748, 4119445, 4493940, 4868435, 4943334, 5311020, 5842122, 6591112, 7789496, 8238890, 8987880, 9736870, 9886668, 10622040, 10710557, 11684244, 12358335, 14605305, 16477780, 19473740, 19773336, 21421114, 23368488, 24716670, 29210610, 32131671, 32955560, 38947480, 42842228, 49433340, 53552785, 58421220, 64263342, 85684456, 98866680, 107105570, 116842440, 128526684, 160658355, 214211140, 257053368, 321316710, 428422280, 642633420, 1285266840]

約数ペア:

[(1, 1285266840), (2, 642633420), (3, 428422280), (4, 321316710), (5, 257053368), (6, 214211140), (8, 160658355), (10, 128526684), (11, 116842440), (12, 107105570), (13, 98866680), (15, 85684456), (20, 64263342), (22, 58421220), (24, 53552785), (26, 49433340), (30, 42842228), (33, 38947480), (39, 32955560), (40, 32131671), (44, 29210610), (52, 24716670), (55, 23368488), (60, 21421114), (65, 19773336), (66, 19473740), (78, 16477780), (88, 14605305), (104, 12358335), (110, 11684244), (120, 10710557), (121, 10622040), (130, 9886668), (132, 9736870), (143, 8987880), (156, 8238890), (165, 7789496), (195, 6591112), (220, 5842122), (242, 5311020), (260, 4943334), (264, 4868435), (286, 4493940), (312, 4119445), (330, 3894748), (363, 3540680), (390, 3295556), (429, 2995960), (440, 2921061), (484, 2655510), (520, 2471667), (572, 2246970), (605, 2124408), (619, 2076360), (660, 1947374), (715, 1797576), (726, 1770340), (780, 1647778), (858, 1497980), (968, 1327755), (1144, 1123485), (1210, 1062204), (1238, 1038180), (1320, 973687), (1331, 965640), (1430, 898788), (1452, 885170), (1560, 823889), (1573, 817080), (1716, 748990), (1815, 708136), (1857, 692120), (2145, 599192), (2420, 531102), (2476, 519090), (2662, 482820), (2860, 449394), (2904, 442585), (3095, 415272), (3146, 408540), (3432, 374495), (3630, 354068), (3714, 346060), (3993, 321880), (4290, 299596), (4719, 272360), (4840, 265551), (4952, 259545), (5324, 241410), (5720, 224697), (6190, 207636), (6292, 204270), (6655, 193128), (6809, 188760), (7260, 177034), (7428, 173030), (7865, 163416), (7986, 160940), (8047, 159720), (8580, 149798), (9285, 138424), (9438, 136180), (10648, 120705), (12380, 103818), (12584, 102135), (13310, 96564), (13618, 94380), (14520, 88517), (14856, 86515), (15730, 81708), (15972, 80470), (16094, 79860), (17160, 74899), (17303, 74280), (18570, 69212), (18876, 68090), (19965, 64376), (20427, 62920), (23595, 54472), (24141, 53240), (24760, 51909), (26620, 48282), (27236, 47190), (31460, 40854), (31944, 40235), (32188, 39930), (34045, 37752), (34606, 37140)]