201443540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 468840960

約数和(自身を除く): 267397420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 67, 68, 74, 85, 134, 148, 170, 185, 239, 268, 335, 340, 370, 478, 629, 670, 740, 956, 1139, 1195, 1258, 1340, 2278, 2390, 2479, 2516, 3145, 4063, 4556, 4780, 4958, 5695, 6290, 8126, 8843, 9916, 11390, 12395, 12580, 16013, 16252, 17686, 20315, 22780, 24790, 32026, 35372, 40630, 42143, 44215, 49580, 64052, 80065, 81260, 84286, 88430, 150331, 160130, 168572, 176860, 210715, 272221, 300662, 320260, 421430, 544442, 592481, 601324, 751655, 842860, 1088884, 1184962, 1361105, 1503310, 2369924, 2722210, 2962405, 3006620, 5444420, 5924810, 10072177, 11849620, 20144354, 40288708, 50360885, 100721770, 201443540]

約数ペア:

[(1, 201443540), (2, 100721770), (4, 50360885), (5, 40288708), (10, 20144354), (17, 11849620), (20, 10072177), (34, 5924810), (37, 5444420), (67, 3006620), (68, 2962405), (74, 2722210), (85, 2369924), (134, 1503310), (148, 1361105), (170, 1184962), (185, 1088884), (239, 842860), (268, 751655), (335, 601324), (340, 592481), (370, 544442), (478, 421430), (629, 320260), (670, 300662), (740, 272221), (956, 210715), (1139, 176860), (1195, 168572), (1258, 160130), (1340, 150331), (2278, 88430), (2390, 84286), (2479, 81260), (2516, 80065), (3145, 64052), (4063, 49580), (4556, 44215), (4780, 42143), (4958, 40630), (5695, 35372), (6290, 32026), (8126, 24790), (8843, 22780), (9916, 20315), (11390, 17686), (12395, 16252), (12580, 16013)]