1279237680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4789}}^1$

素因数の和:4868

約数の個数: 240

約数和(自身を含む): 5003519040

約数和(自身を除く): 3724281360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1590, 1680, 1855, 1908, 2120, 2226, 2385, 2520, 2544, 2968, 3180, 3339, 3710, 3816, 4240, 4452, 4770, 4789, 5040, 5565, 5936, 6360, 6678, 7420, 7632, 8904, 9540, 9578, 11130, 12720, 13356, 14367, 14840, 16695, 17808, 19080, 19156, 22260, 23945, 26712, 28734, 29680, 33390, 33523, 38160, 38312, 43101, 44520, 47890, 53424, 57468, 66780, 67046, 71835, 76624, 86202, 89040, 95780, 100569, 114936, 133560, 134092, 143670, 167615, 172404, 191560, 201138, 215505, 229872, 253817, 267120, 268184, 287340, 301707, 335230, 344808, 383120, 402276, 431010, 502845, 507634, 536368, 574680, 603414, 670460, 689616, 761451, 804552, 862020, 1005690, 1015268, 1149360, 1206828, 1269085, 1340920, 1508535, 1522902, 1609104, 1724040, 1776719, 2011380, 2030536, 2284353, 2413656, 2538170, 2681840, 3017070, 3045804, 3448080, 3553438, 3807255, 4022760, 4061072, 4568706, 4827312, 5076340, 5330157, 6034140, 6091608, 7106876, 7614510, 8045520, 8883595, 9137412, 10152680, 10660314, 11421765, 12068280, 12183216, 14213752, 15229020, 15990471, 17767190, 18274824, 20305360, 21320628, 22843530, 24136560, 26650785, 28427504, 30458040, 31980942, 35534380, 36549648, 42641256, 45687060, 53301570, 60916080, 63961884, 71068760, 79952355, 85282512, 91374120, 106603140, 127923768, 142137520, 159904710, 182748240, 213206280, 255847536, 319809420, 426412560, 639618840, 1279237680]

約数ペア:

[(1, 1279237680), (2, 639618840), (3, 426412560), (4, 319809420), (5, 255847536), (6, 213206280), (7, 182748240), (8, 159904710), (9, 142137520), (10, 127923768), (12, 106603140), (14, 91374120), (15, 85282512), (16, 79952355), (18, 71068760), (20, 63961884), (21, 60916080), (24, 53301570), (28, 45687060), (30, 42641256), (35, 36549648), (36, 35534380), (40, 31980942), (42, 30458040), (45, 28427504), (48, 26650785), (53, 24136560), (56, 22843530), (60, 21320628), (63, 20305360), (70, 18274824), (72, 17767190), (80, 15990471), (84, 15229020), (90, 14213752), (105, 12183216), (106, 12068280), (112, 11421765), (120, 10660314), (126, 10152680), (140, 9137412), (144, 8883595), (159, 8045520), (168, 7614510), (180, 7106876), (210, 6091608), (212, 6034140), (240, 5330157), (252, 5076340), (265, 4827312), (280, 4568706), (315, 4061072), (318, 4022760), (336, 3807255), (360, 3553438), (371, 3448080), (420, 3045804), (424, 3017070), (477, 2681840), (504, 2538170), (530, 2413656), (560, 2284353), (630, 2030536), (636, 2011380), (720, 1776719), (742, 1724040), (795, 1609104), (840, 1522902), (848, 1508535), (954, 1340920), (1008, 1269085), (1060, 1206828), (1113, 1149360), (1260, 1015268), (1272, 1005690), (1484, 862020), (1590, 804552), (1680, 761451), (1855, 689616), (1908, 670460), (2120, 603414), (2226, 574680), (2385, 536368), (2520, 507634), (2544, 502845), (2968, 431010), (3180, 402276), (3339, 383120), (3710, 344808), (3816, 335230), (4240, 301707), (4452, 287340), (4770, 268184), (4789, 267120), (5040, 253817), (5565, 229872), (5936, 215505), (6360, 201138), (6678, 191560), (7420, 172404), (7632, 167615), (8904, 143670), (9540, 134092), (9578, 133560), (11130, 114936), (12720, 100569), (13356, 95780), (14367, 89040), (14840, 86202), (16695, 76624), (17808, 71835), (19080, 67046), (19156, 66780), (22260, 57468), (23945, 53424), (26712, 47890), (28734, 44520), (29680, 43101), (33390, 38312), (33523, 38160)]