15257580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 47566848

約数和(自身を除く): 32309268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 631, 780, 806, 930, 1209, 1262, 1612, 1860, 1893, 2015, 2418, 2524, 3155, 3786, 4030, 4836, 6045, 6310, 7572, 8060, 8203, 9465, 12090, 12620, 16406, 18930, 19561, 24180, 24609, 32812, 37860, 39122, 41015, 49218, 58683, 78244, 82030, 97805, 98436, 117366, 123045, 164060, 195610, 234732, 246090, 254293, 293415, 391220, 492180, 508586, 586830, 762879, 1017172, 1173660, 1271465, 1525758, 2542930, 3051516, 3814395, 5085860, 7628790, 15257580]

約数ペア:

[(1, 15257580), (2, 7628790), (3, 5085860), (4, 3814395), (5, 3051516), (6, 2542930), (10, 1525758), (12, 1271465), (13, 1173660), (15, 1017172), (20, 762879), (26, 586830), (30, 508586), (31, 492180), (39, 391220), (52, 293415), (60, 254293), (62, 246090), (65, 234732), (78, 195610), (93, 164060), (124, 123045), (130, 117366), (155, 98436), (156, 97805), (186, 82030), (195, 78244), (260, 58683), (310, 49218), (372, 41015), (390, 39122), (403, 37860), (465, 32812), (620, 24609), (631, 24180), (780, 19561), (806, 18930), (930, 16406), (1209, 12620), (1262, 12090), (1612, 9465), (1860, 8203), (1893, 8060), (2015, 7572), (2418, 6310), (2524, 6045), (3155, 4836), (3786, 4030)]