20736052080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{38281}}^1$

素因数の和:38395

約数の個数: 160

約数和(自身を含む): 67103139648

約数和(自身を除く): 46367087568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 183, 185, 222, 240, 244, 296, 305, 366, 370, 444, 488, 555, 592, 610, 732, 740, 888, 915, 976, 1110, 1220, 1464, 1480, 1776, 1830, 2220, 2257, 2440, 2928, 2960, 3660, 4440, 4514, 4880, 6771, 7320, 8880, 9028, 11285, 13542, 14640, 18056, 22570, 27084, 33855, 36112, 38281, 45140, 54168, 67710, 76562, 90280, 108336, 114843, 135420, 153124, 180560, 191405, 229686, 270840, 306248, 382810, 459372, 541680, 574215, 612496, 765620, 918744, 1148430, 1416397, 1531240, 1837488, 2296860, 2335141, 2832794, 3062480, 4249191, 4593720, 4670282, 5665588, 7005423, 7081985, 8498382, 9187440, 9340564, 11331176, 11675705, 14010846, 14163970, 16996764, 18681128, 21245955, 22662352, 23351410, 28021692, 28327940, 33993528, 35027115, 37362256, 42491910, 46702820, 56043384, 56655880, 67987056, 70054230, 84983820, 86400217, 93405640, 112086768, 113311760, 140108460, 169967640, 172800434, 186811280, 259200651, 280216920, 339935280, 345600868, 432001085, 518401302, 560433840, 691201736, 864002170, 1036802604, 1296003255, 1382403472, 1728004340, 2073605208, 2592006510, 3456008680, 4147210416, 5184013020, 6912017360, 10368026040, 20736052080]

約数ペア:

[(1, 20736052080), (2, 10368026040), (3, 6912017360), (4, 5184013020), (5, 4147210416), (6, 3456008680), (8, 2592006510), (10, 2073605208), (12, 1728004340), (15, 1382403472), (16, 1296003255), (20, 1036802604), (24, 864002170), (30, 691201736), (37, 560433840), (40, 518401302), (48, 432001085), (60, 345600868), (61, 339935280), (74, 280216920), (80, 259200651), (111, 186811280), (120, 172800434), (122, 169967640), (148, 140108460), (183, 113311760), (185, 112086768), (222, 93405640), (240, 86400217), (244, 84983820), (296, 70054230), (305, 67987056), (366, 56655880), (370, 56043384), (444, 46702820), (488, 42491910), (555, 37362256), (592, 35027115), (610, 33993528), (732, 28327940), (740, 28021692), (888, 23351410), (915, 22662352), (976, 21245955), (1110, 18681128), (1220, 16996764), (1464, 14163970), (1480, 14010846), (1776, 11675705), (1830, 11331176), (2220, 9340564), (2257, 9187440), (2440, 8498382), (2928, 7081985), (2960, 7005423), (3660, 5665588), (4440, 4670282), (4514, 4593720), (4880, 4249191), (6771, 3062480), (7320, 2832794), (8880, 2335141), (9028, 2296860), (11285, 1837488), (13542, 1531240), (14640, 1416397), (18056, 1148430), (22570, 918744), (27084, 765620), (33855, 612496), (36112, 574215), (38281, 541680), (45140, 459372), (54168, 382810), (67710, 306248), (76562, 270840), (90280, 229686), (108336, 191405), (114843, 180560), (135420, 153124)]