64311228

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 167731200

約数和(自身を除く): 103419972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 191, 199, 282, 382, 398, 423, 564, 573, 597, 764, 796, 846, 1146, 1194, 1692, 1719, 1791, 2292, 2388, 3438, 3582, 6876, 7164, 8977, 9353, 17954, 18706, 26931, 28059, 35908, 37412, 38009, 53862, 56118, 76018, 80793, 84177, 107724, 112236, 114027, 152036, 161586, 168354, 228054, 323172, 336708, 342081, 456108, 684162, 1368324, 1786423, 3572846, 5359269, 7145692, 10718538, 16077807, 21437076, 32155614, 64311228]

約数ペア:

[(1, 64311228), (2, 32155614), (3, 21437076), (4, 16077807), (6, 10718538), (9, 7145692), (12, 5359269), (18, 3572846), (36, 1786423), (47, 1368324), (94, 684162), (141, 456108), (188, 342081), (191, 336708), (199, 323172), (282, 228054), (382, 168354), (398, 161586), (423, 152036), (564, 114027), (573, 112236), (597, 107724), (764, 84177), (796, 80793), (846, 76018), (1146, 56118), (1194, 53862), (1692, 38009), (1719, 37412), (1791, 35908), (2292, 28059), (2388, 26931), (3438, 18706), (3582, 17954), (6876, 9353), (7164, 8977)]