451900540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 1206576000

約数和(自身を除く): 754675460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 140, 158, 182, 196, 245, 260, 316, 364, 395, 449, 455, 490, 553, 637, 790, 898, 910, 980, 1027, 1106, 1274, 1580, 1796, 1820, 2054, 2212, 2245, 2548, 2765, 3143, 3185, 3871, 4108, 4490, 5135, 5530, 5837, 6286, 6370, 7189, 7742, 8980, 10270, 11060, 11674, 12572, 12740, 14378, 15484, 15715, 19355, 20540, 22001, 23348, 28756, 29185, 31430, 35471, 35945, 38710, 40859, 44002, 50323, 58370, 62860, 70942, 71890, 77420, 81718, 88004, 100646, 110005, 116740, 141884, 143780, 163436, 177355, 201292, 204295, 220010, 248297, 251615, 286013, 354710, 408590, 440020, 461123, 496594, 503230, 572026, 709420, 817180, 922246, 993188, 1006460, 1144052, 1241485, 1430065, 1738079, 1844492, 2305615, 2482970, 2860130, 3227861, 3476158, 4611230, 4965940, 5720260, 6455722, 6952316, 8690395, 9222460, 12911444, 16139305, 17380790, 22595027, 32278610, 34761580, 45190054, 64557220, 90380108, 112975135, 225950270, 451900540]

約数ペア:

[(1, 451900540), (2, 225950270), (4, 112975135), (5, 90380108), (7, 64557220), (10, 45190054), (13, 34761580), (14, 32278610), (20, 22595027), (26, 17380790), (28, 16139305), (35, 12911444), (49, 9222460), (52, 8690395), (65, 6952316), (70, 6455722), (79, 5720260), (91, 4965940), (98, 4611230), (130, 3476158), (140, 3227861), (158, 2860130), (182, 2482970), (196, 2305615), (245, 1844492), (260, 1738079), (316, 1430065), (364, 1241485), (395, 1144052), (449, 1006460), (455, 993188), (490, 922246), (553, 817180), (637, 709420), (790, 572026), (898, 503230), (910, 496594), (980, 461123), (1027, 440020), (1106, 408590), (1274, 354710), (1580, 286013), (1796, 251615), (1820, 248297), (2054, 220010), (2212, 204295), (2245, 201292), (2548, 177355), (2765, 163436), (3143, 143780), (3185, 141884), (3871, 116740), (4108, 110005), (4490, 100646), (5135, 88004), (5530, 81718), (5837, 77420), (6286, 71890), (6370, 70942), (7189, 62860), (7742, 58370), (8980, 50323), (10270, 44002), (11060, 40859), (11674, 38710), (12572, 35945), (12740, 35471), (14378, 31430), (15484, 29185), (15715, 28756), (19355, 23348), (20540, 22001)]