215104020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 627419520

約数和(自身を除く): 412315500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 181, 290, 348, 362, 435, 543, 580, 683, 724, 870, 905, 1086, 1366, 1740, 1810, 2049, 2172, 2715, 2732, 3415, 3620, 4098, 5249, 5430, 6830, 8196, 10245, 10498, 10860, 13660, 15747, 19807, 20490, 20996, 26245, 31494, 39614, 40980, 52490, 59421, 62988, 78735, 79228, 99035, 104980, 118842, 123623, 157470, 198070, 237684, 247246, 297105, 314940, 370869, 396140, 494492, 594210, 618115, 741738, 1188420, 1236230, 1483476, 1854345, 2472460, 3585067, 3708690, 7170134, 7417380, 10755201, 14340268, 17925335, 21510402, 35850670, 43020804, 53776005, 71701340, 107552010, 215104020]

約数ペア:

[(1, 215104020), (2, 107552010), (3, 71701340), (4, 53776005), (5, 43020804), (6, 35850670), (10, 21510402), (12, 17925335), (15, 14340268), (20, 10755201), (29, 7417380), (30, 7170134), (58, 3708690), (60, 3585067), (87, 2472460), (116, 1854345), (145, 1483476), (174, 1236230), (181, 1188420), (290, 741738), (348, 618115), (362, 594210), (435, 494492), (543, 396140), (580, 370869), (683, 314940), (724, 297105), (870, 247246), (905, 237684), (1086, 198070), (1366, 157470), (1740, 123623), (1810, 118842), (2049, 104980), (2172, 99035), (2715, 79228), (2732, 78735), (3415, 62988), (3620, 59421), (4098, 52490), (5249, 40980), (5430, 39614), (6830, 31494), (8196, 26245), (10245, 20996), (10498, 20490), (10860, 19807), (13660, 15747)]