1293367280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{9629}}^1$

素因数の和:9738

約数の個数: 80

約数和(自身を含む): 3181135680

約数和(自身を除く): 1887768400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 920, 1168, 1460, 1679, 1840, 2920, 3358, 5840, 6716, 8395, 9629, 13432, 16790, 19258, 26864, 33580, 38516, 48145, 67160, 77032, 96290, 134320, 154064, 192580, 221467, 385160, 442934, 702917, 770320, 885868, 1107335, 1405834, 1771736, 2214670, 2811668, 3514585, 3543472, 4429340, 5623336, 7029170, 8858680, 11246672, 14058340, 16167091, 17717360, 28116680, 32334182, 56233360, 64668364, 80835455, 129336728, 161670910, 258673456, 323341820, 646683640, 1293367280]

約数ペア:

[(1, 1293367280), (2, 646683640), (4, 323341820), (5, 258673456), (8, 161670910), (10, 129336728), (16, 80835455), (20, 64668364), (23, 56233360), (40, 32334182), (46, 28116680), (73, 17717360), (80, 16167091), (92, 14058340), (115, 11246672), (146, 8858680), (184, 7029170), (230, 5623336), (292, 4429340), (365, 3543472), (368, 3514585), (460, 2811668), (584, 2214670), (730, 1771736), (920, 1405834), (1168, 1107335), (1460, 885868), (1679, 770320), (1840, 702917), (2920, 442934), (3358, 385160), (5840, 221467), (6716, 192580), (8395, 154064), (9629, 134320), (13432, 96290), (16790, 77032), (19258, 67160), (26864, 48145), (33580, 38516)]