51318156680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{2111}}^1$

素因数の和:2372

約数の個数: 192

約数和(自身を含む): 136948838400

約数和(自身を除く): 85630681720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 140, 157, 158, 196, 245, 280, 314, 316, 392, 395, 490, 553, 628, 632, 785, 790, 980, 1099, 1106, 1256, 1570, 1580, 1960, 2111, 2198, 2212, 2765, 3140, 3160, 3871, 4222, 4396, 4424, 5495, 5530, 6280, 7693, 7742, 8444, 8792, 10555, 10990, 11060, 12403, 14777, 15386, 15484, 16888, 19355, 21110, 21980, 22120, 24806, 29554, 30772, 30968, 38465, 38710, 42220, 43960, 49612, 59108, 61544, 62015, 73885, 76930, 77420, 84440, 86821, 99224, 103439, 118216, 124030, 147770, 153860, 154840, 166769, 173642, 206878, 248060, 295540, 307720, 331427, 333538, 347284, 413756, 434105, 496120, 517195, 591080, 607747, 662854, 667076, 694568, 827512, 833845, 868210, 1034390, 1167383, 1215494, 1325708, 1334152, 1657135, 1667690, 1736420, 2068780, 2319989, 2334766, 2430988, 2651416, 3038735, 3314270, 3335380, 3472840, 4137560, 4639978, 4669532, 4861976, 5836915, 6077470, 6628540, 6670760, 8171681, 9279956, 9339064, 11599945, 11673830, 12154940, 13257080, 16239923, 16343362, 18559912, 23199890, 23347660, 24309880, 26182733, 32479846, 32686724, 40858405, 46399780, 46695320, 52365466, 64959692, 65373448, 81199615, 81716810, 92799560, 104730932, 129919384, 130913665, 162399230, 163433620, 183279131, 209461864, 261827330, 324798460, 326867240, 366558262, 523654660, 649596920, 733116524, 916395655, 1047309320, 1282953917, 1466233048, 1832791310, 2565907834, 3665582620, 5131815668, 6414769585, 7331165240, 10263631336, 12829539170, 25659078340, 51318156680]

約数ペア:

[(1, 51318156680), (2, 25659078340), (4, 12829539170), (5, 10263631336), (7, 7331165240), (8, 6414769585), (10, 5131815668), (14, 3665582620), (20, 2565907834), (28, 1832791310), (35, 1466233048), (40, 1282953917), (49, 1047309320), (56, 916395655), (70, 733116524), (79, 649596920), (98, 523654660), (140, 366558262), (157, 326867240), (158, 324798460), (196, 261827330), (245, 209461864), (280, 183279131), (314, 163433620), (316, 162399230), (392, 130913665), (395, 129919384), (490, 104730932), (553, 92799560), (628, 81716810), (632, 81199615), (785, 65373448), (790, 64959692), (980, 52365466), (1099, 46695320), (1106, 46399780), (1256, 40858405), (1570, 32686724), (1580, 32479846), (1960, 26182733), (2111, 24309880), (2198, 23347660), (2212, 23199890), (2765, 18559912), (3140, 16343362), (3160, 16239923), (3871, 13257080), (4222, 12154940), (4396, 11673830), (4424, 11599945), (5495, 9339064), (5530, 9279956), (6280, 8171681), (7693, 6670760), (7742, 6628540), (8444, 6077470), (8792, 5836915), (10555, 4861976), (10990, 4669532), (11060, 4639978), (12403, 4137560), (14777, 3472840), (15386, 3335380), (15484, 3314270), (16888, 3038735), (19355, 2651416), (21110, 2430988), (21980, 2334766), (22120, 2319989), (24806, 2068780), (29554, 1736420), (30772, 1667690), (30968, 1657135), (38465, 1334152), (38710, 1325708), (42220, 1215494), (43960, 1167383), (49612, 1034390), (59108, 868210), (61544, 833845), (62015, 827512), (73885, 694568), (76930, 667076), (77420, 662854), (84440, 607747), (86821, 591080), (99224, 517195), (103439, 496120), (118216, 434105), (124030, 413756), (147770, 347284), (153860, 333538), (154840, 331427), (166769, 307720), (173642, 295540), (206878, 248060)]