2154379080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{2459}}^1$

素因数の和:2636

約数の個数: 192

約数和(自身を含む): 7571880000

約数和(自身を除く): 5417500920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 149, 168, 196, 210, 245, 280, 294, 298, 392, 420, 447, 490, 588, 596, 735, 745, 840, 894, 980, 1043, 1176, 1192, 1470, 1490, 1788, 1960, 2086, 2235, 2459, 2940, 2980, 3129, 3576, 4172, 4470, 4918, 5215, 5880, 5960, 6258, 7301, 7377, 8344, 8940, 9836, 10430, 12295, 12516, 14602, 14754, 15645, 17213, 17880, 19672, 20860, 21903, 24590, 25032, 29204, 29508, 31290, 34426, 36505, 36885, 41720, 43806, 49180, 51639, 58408, 59016, 62580, 68852, 73010, 73770, 86065, 87612, 98360, 103278, 109515, 120491, 125160, 137704, 146020, 147540, 172130, 175224, 206556, 219030, 240982, 258195, 292040, 295080, 344260, 361473, 366391, 413112, 438060, 481964, 516390, 602455, 688520, 722946, 732782, 876120, 963928, 1032780, 1099173, 1204910, 1445892, 1465564, 1807365, 1831955, 2065560, 2198346, 2409820, 2564737, 2891784, 2931128, 3614730, 3663910, 4396692, 4819640, 5129474, 5495865, 7229460, 7327820, 7694211, 8793384, 10258948, 10991730, 12823685, 14458920, 14655640, 15388422, 17953159, 20517896, 21983460, 25647370, 30776844, 35906318, 38471055, 43966920, 51294740, 53859477, 61553688, 71812636, 76942110, 89765795, 102589480, 107718954, 143625272, 153884220, 179531590, 215437908, 269297385, 307768440, 359063180, 430875816, 538594770, 718126360, 1077189540, 2154379080]

約数ペア:

[(1, 2154379080), (2, 1077189540), (3, 718126360), (4, 538594770), (5, 430875816), (6, 359063180), (7, 307768440), (8, 269297385), (10, 215437908), (12, 179531590), (14, 153884220), (15, 143625272), (20, 107718954), (21, 102589480), (24, 89765795), (28, 76942110), (30, 71812636), (35, 61553688), (40, 53859477), (42, 51294740), (49, 43966920), (56, 38471055), (60, 35906318), (70, 30776844), (84, 25647370), (98, 21983460), (105, 20517896), (120, 17953159), (140, 15388422), (147, 14655640), (149, 14458920), (168, 12823685), (196, 10991730), (210, 10258948), (245, 8793384), (280, 7694211), (294, 7327820), (298, 7229460), (392, 5495865), (420, 5129474), (447, 4819640), (490, 4396692), (588, 3663910), (596, 3614730), (735, 2931128), (745, 2891784), (840, 2564737), (894, 2409820), (980, 2198346), (1043, 2065560), (1176, 1831955), (1192, 1807365), (1470, 1465564), (1490, 1445892), (1788, 1204910), (1960, 1099173), (2086, 1032780), (2235, 963928), (2459, 876120), (2940, 732782), (2980, 722946), (3129, 688520), (3576, 602455), (4172, 516390), (4470, 481964), (4918, 438060), (5215, 413112), (5880, 366391), (5960, 361473), (6258, 344260), (7301, 295080), (7377, 292040), (8344, 258195), (8940, 240982), (9836, 219030), (10430, 206556), (12295, 175224), (12516, 172130), (14602, 147540), (14754, 146020), (15645, 137704), (17213, 125160), (17880, 120491), (19672, 109515), (20860, 103278), (21903, 98360), (24590, 87612), (25032, 86065), (29204, 73770), (29508, 73010), (31290, 68852), (34426, 62580), (36505, 59016), (36885, 58408), (41720, 51639), (43806, 49180)]