15691460240

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1091}}^1$

素因数の和:1297

約数の個数: 160

約数和(自身を含む): 38714772096

約数和(自身を除く): 23023311856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 113, 148, 172, 185, 215, 226, 296, 344, 370, 430, 452, 565, 592, 688, 740, 860, 904, 1091, 1130, 1480, 1591, 1720, 1808, 2182, 2260, 2960, 3182, 3440, 4181, 4364, 4520, 4859, 5455, 6364, 7955, 8362, 8728, 9040, 9718, 10910, 12728, 15910, 16724, 17456, 19436, 20905, 21820, 24295, 25456, 31820, 33448, 38872, 40367, 41810, 43640, 46913, 48590, 63640, 66896, 77744, 80734, 83620, 87280, 93826, 97180, 123283, 127280, 161468, 167240, 179783, 187652, 194360, 201835, 234565, 246566, 322936, 334480, 359566, 375304, 388720, 403670, 469130, 493132, 616415, 645872, 719132, 750608, 807340, 898915, 938260, 986264, 1232830, 1438264, 1614680, 1735781, 1797830, 1876520, 1972528, 2465660, 2876528, 3229360, 3471562, 3595660, 3753040, 4561471, 4931320, 5301169, 6943124, 7191320, 8678905, 9122942, 9862640, 10602338, 13886248, 14382640, 17357810, 18245884, 21204676, 22807355, 26505845, 27772496, 34715620, 36491768, 42409352, 45614710, 53011690, 69431240, 72983536, 84818704, 91229420, 106023380, 138862480, 182458840, 196143253, 212046760, 364917680, 392286506, 424093520, 784573012, 980716265, 1569146024, 1961432530, 3138292048, 3922865060, 7845730120, 15691460240]

約数ペア:

[(1, 15691460240), (2, 7845730120), (4, 3922865060), (5, 3138292048), (8, 1961432530), (10, 1569146024), (16, 980716265), (20, 784573012), (37, 424093520), (40, 392286506), (43, 364917680), (74, 212046760), (80, 196143253), (86, 182458840), (113, 138862480), (148, 106023380), (172, 91229420), (185, 84818704), (215, 72983536), (226, 69431240), (296, 53011690), (344, 45614710), (370, 42409352), (430, 36491768), (452, 34715620), (565, 27772496), (592, 26505845), (688, 22807355), (740, 21204676), (860, 18245884), (904, 17357810), (1091, 14382640), (1130, 13886248), (1480, 10602338), (1591, 9862640), (1720, 9122942), (1808, 8678905), (2182, 7191320), (2260, 6943124), (2960, 5301169), (3182, 4931320), (3440, 4561471), (4181, 3753040), (4364, 3595660), (4520, 3471562), (4859, 3229360), (5455, 2876528), (6364, 2465660), (7955, 1972528), (8362, 1876520), (8728, 1797830), (9040, 1735781), (9718, 1614680), (10910, 1438264), (12728, 1232830), (15910, 986264), (16724, 938260), (17456, 898915), (19436, 807340), (20905, 750608), (21820, 719132), (24295, 645872), (25456, 616415), (31820, 493132), (33448, 469130), (38872, 403670), (40367, 388720), (41810, 375304), (43640, 359566), (46913, 334480), (48590, 322936), (63640, 246566), (66896, 234565), (77744, 201835), (80734, 194360), (83620, 187652), (87280, 179783), (93826, 167240), (97180, 161468), (123283, 127280)]