287714340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{84127}}^1$

素因数の和:84161

約数の個数: 72

約数和(自身を含む): 918677760

約数和(自身を除く): 630963420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 84127, 168254, 252381, 336508, 420635, 504762, 757143, 841270, 1009524, 1261905, 1514286, 1598413, 1682540, 2523810, 3028572, 3196826, 3785715, 4795239, 5047620, 6393652, 7571430, 7992065, 9590478, 14385717, 15142860, 15984130, 19180956, 23976195, 28771434, 31968260, 47952390, 57542868, 71928585, 95904780, 143857170, 287714340]

約数ペア:

[(1, 287714340), (2, 143857170), (3, 95904780), (4, 71928585), (5, 57542868), (6, 47952390), (9, 31968260), (10, 28771434), (12, 23976195), (15, 19180956), (18, 15984130), (19, 15142860), (20, 14385717), (30, 9590478), (36, 7992065), (38, 7571430), (45, 6393652), (57, 5047620), (60, 4795239), (76, 3785715), (90, 3196826), (95, 3028572), (114, 2523810), (171, 1682540), (180, 1598413), (190, 1514286), (228, 1261905), (285, 1009524), (342, 841270), (380, 757143), (570, 504762), (684, 420635), (855, 336508), (1140, 252381), (1710, 168254), (3420, 84127)]