169571960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{643}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 403401600

約数和(自身を除く): 233829640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 347, 380, 643, 694, 760, 1286, 1388, 1735, 2572, 2776, 3215, 3470, 5144, 6430, 6593, 6940, 12217, 12860, 13186, 13880, 24434, 25720, 26372, 32965, 48868, 52744, 61085, 65930, 97736, 122170, 131860, 223121, 244340, 263720, 446242, 488680, 892484, 1115605, 1784968, 2231210, 4239299, 4462420, 8478598, 8924840, 16957196, 21196495, 33914392, 42392990, 84785980, 169571960]

約数ペア:

[(1, 169571960), (2, 84785980), (4, 42392990), (5, 33914392), (8, 21196495), (10, 16957196), (19, 8924840), (20, 8478598), (38, 4462420), (40, 4239299), (76, 2231210), (95, 1784968), (152, 1115605), (190, 892484), (347, 488680), (380, 446242), (643, 263720), (694, 244340), (760, 223121), (1286, 131860), (1388, 122170), (1735, 97736), (2572, 65930), (2776, 61085), (3215, 52744), (3470, 48868), (5144, 32965), (6430, 26372), (6593, 25720), (6940, 24434), (12217, 13880), (12860, 13186)]