318189702920

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2971}}^1\times {\mathrm{9461}}^1$

素因数の和:12726

約数の個数: 64

約数和(自身を含む): 718774395840

約数和(自身を除く): 400584692920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 2971, 5660, 5942, 9461, 11320, 11884, 14855, 18922, 23768, 29710, 37844, 47305, 59420, 75688, 94610, 118840, 189220, 378440, 840793, 1681586, 2677463, 3363172, 4203965, 5354926, 6726344, 8407930, 10709852, 13387315, 16815860, 21419704, 26774630, 28108631, 33631720, 53549260, 56217262, 107098520, 112434524, 140543155, 224869048, 281086310, 562172620, 1124345240, 7954742573, 15909485146, 31818970292, 39773712865, 63637940584, 79547425730, 159094851460, 318189702920]

約数ペア:

[(1, 318189702920), (2, 159094851460), (4, 79547425730), (5, 63637940584), (8, 39773712865), (10, 31818970292), (20, 15909485146), (40, 7954742573), (283, 1124345240), (566, 562172620), (1132, 281086310), (1415, 224869048), (2264, 140543155), (2830, 112434524), (2971, 107098520), (5660, 56217262), (5942, 53549260), (9461, 33631720), (11320, 28108631), (11884, 26774630), (14855, 21419704), (18922, 16815860), (23768, 13387315), (29710, 10709852), (37844, 8407930), (47305, 6726344), (59420, 5354926), (75688, 4203965), (94610, 3363172), (118840, 2677463), (189220, 1681586), (378440, 840793)]