78640710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 193406400

約数和(自身を除く): 114765690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 149, 219, 241, 298, 365, 438, 447, 482, 723, 730, 745, 894, 1095, 1205, 1446, 1490, 2190, 2235, 2410, 3615, 4470, 7230, 10877, 17593, 21754, 32631, 35186, 35909, 52779, 54385, 65262, 71818, 87965, 105558, 107727, 108770, 163155, 175930, 179545, 215454, 263895, 326310, 359090, 527790, 538635, 1077270, 2621357, 5242714, 7864071, 13106785, 15728142, 26213570, 39320355, 78640710]

約数ペア:

[(1, 78640710), (2, 39320355), (3, 26213570), (5, 15728142), (6, 13106785), (10, 7864071), (15, 5242714), (30, 2621357), (73, 1077270), (146, 538635), (149, 527790), (219, 359090), (241, 326310), (298, 263895), (365, 215454), (438, 179545), (447, 175930), (482, 163155), (723, 108770), (730, 107727), (745, 105558), (894, 87965), (1095, 71818), (1205, 65262), (1446, 54385), (1490, 52779), (2190, 35909), (2235, 35186), (2410, 32631), (3615, 21754), (4470, 17593), (7230, 10877)]