191664720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20477}}^1$

素因数の和:20509

約数の個数: 120

約数和(自身を含む): 693221256

約数和(自身を除く): 501556536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 20477, 40954, 61431, 81908, 102385, 122862, 163816, 184293, 204770, 245724, 266201, 307155, 327632, 368586, 409540, 491448, 532402, 614310, 737172, 798603, 819080, 921465, 982896, 1064804, 1228620, 1331005, 1474344, 1597206, 1638160, 1842930, 2129608, 2395809, 2457240, 2662010, 2948688, 3194412, 3685860, 3993015, 4259216, 4791618, 4914480, 5324020, 6388824, 7371720, 7986030, 9583236, 10648040, 11979045, 12777648, 14743440, 15972060, 19166472, 21296080, 23958090, 31944120, 38332944, 47916180, 63888240, 95832360, 191664720]

約数ペア:

[(1, 191664720), (2, 95832360), (3, 63888240), (4, 47916180), (5, 38332944), (6, 31944120), (8, 23958090), (9, 21296080), (10, 19166472), (12, 15972060), (13, 14743440), (15, 12777648), (16, 11979045), (18, 10648040), (20, 9583236), (24, 7986030), (26, 7371720), (30, 6388824), (36, 5324020), (39, 4914480), (40, 4791618), (45, 4259216), (48, 3993015), (52, 3685860), (60, 3194412), (65, 2948688), (72, 2662010), (78, 2457240), (80, 2395809), (90, 2129608), (104, 1842930), (117, 1638160), (120, 1597206), (130, 1474344), (144, 1331005), (156, 1228620), (180, 1064804), (195, 982896), (208, 921465), (234, 819080), (240, 798603), (260, 737172), (312, 614310), (360, 532402), (390, 491448), (468, 409540), (520, 368586), (585, 327632), (624, 307155), (720, 266201), (780, 245724), (936, 204770), (1040, 184293), (1170, 163816), (1560, 122862), (1872, 102385), (2340, 81908), (3120, 61431), (4680, 40954), (9360, 20477)]