287270490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23761}}^1$

素因数の和:23815

約数の個数: 64

約数和(自身を含む): 766467072

約数和(自身を除く): 479196582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 23761, 47522, 71283, 118805, 142566, 237610, 308893, 356415, 617786, 712830, 736591, 926679, 1473182, 1544465, 1853358, 2209773, 3088930, 3682955, 4419546, 4633395, 7365910, 9266790, 9575683, 11048865, 19151366, 22097730, 28727049, 47878415, 57454098, 95756830, 143635245, 287270490]

約数ペア:

[(1, 287270490), (2, 143635245), (3, 95756830), (5, 57454098), (6, 47878415), (10, 28727049), (13, 22097730), (15, 19151366), (26, 11048865), (30, 9575683), (31, 9266790), (39, 7365910), (62, 4633395), (65, 4419546), (78, 3682955), (93, 3088930), (130, 2209773), (155, 1853358), (186, 1544465), (195, 1473182), (310, 926679), (390, 736591), (403, 712830), (465, 617786), (806, 356415), (930, 308893), (1209, 237610), (2015, 142566), (2418, 118805), (4030, 71283), (6045, 47522), (12090, 23761)]