179997540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 541816128

約数和(自身を除く): 361818588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 53, 60, 69, 92, 106, 107, 115, 138, 159, 212, 214, 230, 265, 276, 318, 321, 345, 428, 460, 529, 530, 535, 636, 642, 690, 795, 1058, 1060, 1070, 1219, 1284, 1380, 1587, 1590, 1605, 2116, 2140, 2438, 2461, 2645, 3174, 3180, 3210, 3657, 4876, 4922, 5290, 5671, 6095, 6348, 6420, 7314, 7383, 7935, 9844, 10580, 11342, 12190, 12305, 14628, 14766, 15870, 17013, 18285, 22684, 24380, 24610, 28037, 28355, 29532, 31740, 34026, 36570, 36915, 49220, 56074, 56603, 56710, 68052, 73140, 73830, 84111, 85065, 112148, 113206, 113420, 130433, 140185, 147660, 168222, 169809, 170130, 226412, 260866, 280370, 283015, 336444, 339618, 340260, 391299, 420555, 521732, 560740, 566030, 652165, 679236, 782598, 841110, 849045, 1132060, 1304330, 1565196, 1682220, 1698090, 1956495, 2608660, 2999959, 3396180, 3912990, 5999918, 7825980, 8999877, 11999836, 14999795, 17999754, 29999590, 35999508, 44999385, 59999180, 89998770, 179997540]

約数ペア:

[(1, 179997540), (2, 89998770), (3, 59999180), (4, 44999385), (5, 35999508), (6, 29999590), (10, 17999754), (12, 14999795), (15, 11999836), (20, 8999877), (23, 7825980), (30, 5999918), (46, 3912990), (53, 3396180), (60, 2999959), (69, 2608660), (92, 1956495), (106, 1698090), (107, 1682220), (115, 1565196), (138, 1304330), (159, 1132060), (212, 849045), (214, 841110), (230, 782598), (265, 679236), (276, 652165), (318, 566030), (321, 560740), (345, 521732), (428, 420555), (460, 391299), (529, 340260), (530, 339618), (535, 336444), (636, 283015), (642, 280370), (690, 260866), (795, 226412), (1058, 170130), (1060, 169809), (1070, 168222), (1219, 147660), (1284, 140185), (1380, 130433), (1587, 113420), (1590, 113206), (1605, 112148), (2116, 85065), (2140, 84111), (2438, 73830), (2461, 73140), (2645, 68052), (3174, 56710), (3180, 56603), (3210, 56074), (3657, 49220), (4876, 36915), (4922, 36570), (5290, 34026), (5671, 31740), (6095, 29532), (6348, 28355), (6420, 28037), (7314, 24610), (7383, 24380), (7935, 22684), (9844, 18285), (10580, 17013), (11342, 15870), (12190, 14766), (12305, 14628)]