320415870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 779673600

約数和(自身を除く): 459257730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 191, 199, 281, 382, 398, 562, 573, 597, 843, 955, 995, 1146, 1194, 1405, 1686, 1910, 1990, 2810, 2865, 2985, 4215, 5730, 5970, 8430, 38009, 53671, 55919, 76018, 107342, 111838, 114027, 161013, 167757, 190045, 228054, 268355, 279595, 322026, 335514, 380090, 536710, 559190, 570135, 805065, 838785, 1140270, 1610130, 1677570, 10680529, 21361058, 32041587, 53402645, 64083174, 106805290, 160207935, 320415870]

約数ペア:

[(1, 320415870), (2, 160207935), (3, 106805290), (5, 64083174), (6, 53402645), (10, 32041587), (15, 21361058), (30, 10680529), (191, 1677570), (199, 1610130), (281, 1140270), (382, 838785), (398, 805065), (562, 570135), (573, 559190), (597, 536710), (843, 380090), (955, 335514), (995, 322026), (1146, 279595), (1194, 268355), (1405, 228054), (1686, 190045), (1910, 167757), (1990, 161013), (2810, 114027), (2865, 111838), (2985, 107342), (4215, 76018), (5730, 55919), (5970, 53671), (8430, 38009)]