167960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:60

約数の個数: 64

約数和(自身を含む): 453600

約数和(自身を除く): 285640

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 520, 646, 680, 760, 884, 988, 1105, 1235, 1292, 1615, 1768, 1976, 2210, 2470, 2584, 3230, 4199, 4420, 4940, 6460, 8398, 8840, 9880, 12920, 16796, 20995, 33592, 41990, 83980, 167960]

約数ペア:

[(1, 167960), (2, 83980), (4, 41990), (5, 33592), (8, 20995), (10, 16796), (13, 12920), (17, 9880), (19, 8840), (20, 8398), (26, 6460), (34, 4940), (38, 4420), (40, 4199), (52, 3230), (65, 2584), (68, 2470), (76, 2210), (85, 1976), (95, 1768), (104, 1615), (130, 1292), (136, 1235), (152, 1105), (170, 988), (190, 884), (221, 760), (247, 680), (260, 646), (323, 520), (340, 494), (380, 442)]