1989664320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9551}}^1$

素因数の和:9609

約数の個数: 224

約数和(自身を含む): 7453310976

約数和(自身を除く): 5463646656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2170, 2240, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 5952, 6510, 6720, 6944, 7440, 8680, 9551, 9920, 10416, 13020, 13888, 14880, 17360, 19102, 20832, 26040, 28653, 29760, 34720, 38204, 41664, 47755, 52080, 57306, 66857, 69440, 76408, 95510, 104160, 114612, 133714, 143265, 152816, 191020, 200571, 208320, 229224, 267428, 286530, 296081, 305632, 334285, 382040, 401142, 458448, 534856, 573060, 592162, 611264, 668570, 764080, 802284, 888243, 916896, 1002855, 1069712, 1146120, 1184324, 1337140, 1480405, 1528160, 1604568, 1776486, 1833792, 2005710, 2072567, 2139424, 2292240, 2368648, 2674280, 2960810, 3056320, 3209136, 3552972, 4011420, 4145134, 4278848, 4441215, 4584480, 4737296, 5348560, 5921620, 6217701, 6418272, 7105944, 8022840, 8290268, 8882430, 9168960, 9474592, 10362835, 10697120, 11843240, 12435402, 12836544, 14211888, 16045680, 16580536, 17764860, 18949184, 20725670, 21394240, 23686480, 24870804, 28423776, 31088505, 32091360, 33161072, 35529720, 41451340, 47372960, 49741608, 56847552, 62177010, 64182720, 66322144, 71059440, 82902680, 94745920, 99483216, 124354020, 132644288, 142118880, 165805360, 198966432, 248708040, 284237760, 331610720, 397932864, 497416080, 663221440, 994832160, 1989664320]

約数ペア:

[(1, 1989664320), (2, 994832160), (3, 663221440), (4, 497416080), (5, 397932864), (6, 331610720), (7, 284237760), (8, 248708040), (10, 198966432), (12, 165805360), (14, 142118880), (15, 132644288), (16, 124354020), (20, 99483216), (21, 94745920), (24, 82902680), (28, 71059440), (30, 66322144), (31, 64182720), (32, 62177010), (35, 56847552), (40, 49741608), (42, 47372960), (48, 41451340), (56, 35529720), (60, 33161072), (62, 32091360), (64, 31088505), (70, 28423776), (80, 24870804), (84, 23686480), (93, 21394240), (96, 20725670), (105, 18949184), (112, 17764860), (120, 16580536), (124, 16045680), (140, 14211888), (155, 12836544), (160, 12435402), (168, 11843240), (186, 10697120), (192, 10362835), (210, 9474592), (217, 9168960), (224, 8882430), (240, 8290268), (248, 8022840), (280, 7105944), (310, 6418272), (320, 6217701), (336, 5921620), (372, 5348560), (420, 4737296), (434, 4584480), (448, 4441215), (465, 4278848), (480, 4145134), (496, 4011420), (560, 3552972), (620, 3209136), (651, 3056320), (672, 2960810), (744, 2674280), (840, 2368648), (868, 2292240), (930, 2139424), (960, 2072567), (992, 2005710), (1085, 1833792), (1120, 1776486), (1240, 1604568), (1302, 1528160), (1344, 1480405), (1488, 1337140), (1680, 1184324), (1736, 1146120), (1860, 1069712), (1984, 1002855), (2170, 916896), (2240, 888243), (2480, 802284), (2604, 764080), (2976, 668570), (3255, 611264), (3360, 592162), (3472, 573060), (3720, 534856), (4340, 458448), (4960, 401142), (5208, 382040), (5952, 334285), (6510, 305632), (6720, 296081), (6944, 286530), (7440, 267428), (8680, 229224), (9551, 208320), (9920, 200571), (10416, 191020), (13020, 152816), (13888, 143265), (14880, 133714), (17360, 114612), (19102, 104160), (20832, 95510), (26040, 76408), (28653, 69440), (29760, 66857), (34720, 57306), (38204, 52080), (41664, 47755)]