57261820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 159763968

約数和(自身を除く): 102502148

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 103, 110, 133, 140, 154, 190, 206, 209, 220, 266, 308, 361, 380, 385, 412, 418, 515, 532, 665, 721, 722, 770, 836, 1030, 1045, 1133, 1330, 1442, 1444, 1463, 1540, 1805, 1957, 2060, 2090, 2266, 2527, 2660, 2884, 2926, 3605, 3610, 3914, 3971, 4180, 4532, 5054, 5665, 5852, 7210, 7220, 7315, 7828, 7931, 7942, 9785, 10108, 11330, 12635, 13699, 14420, 14630, 15862, 15884, 19570, 19855, 21527, 22660, 25270, 27398, 27797, 29260, 31724, 37183, 39140, 39655, 39710, 43054, 50540, 54796, 55594, 68495, 74366, 79310, 79420, 86108, 107635, 111188, 136990, 138985, 148732, 150689, 158620, 185915, 215270, 260281, 273980, 277970, 301378, 371830, 409013, 430540, 520562, 555940, 602756, 743660, 753445, 818026, 1041124, 1301405, 1506890, 1636052, 2045065, 2602810, 2863091, 3013780, 4090130, 5205620, 5726182, 8180260, 11452364, 14315455, 28630910, 57261820]

約数ペア:

[(1, 57261820), (2, 28630910), (4, 14315455), (5, 11452364), (7, 8180260), (10, 5726182), (11, 5205620), (14, 4090130), (19, 3013780), (20, 2863091), (22, 2602810), (28, 2045065), (35, 1636052), (38, 1506890), (44, 1301405), (55, 1041124), (70, 818026), (76, 753445), (77, 743660), (95, 602756), (103, 555940), (110, 520562), (133, 430540), (140, 409013), (154, 371830), (190, 301378), (206, 277970), (209, 273980), (220, 260281), (266, 215270), (308, 185915), (361, 158620), (380, 150689), (385, 148732), (412, 138985), (418, 136990), (515, 111188), (532, 107635), (665, 86108), (721, 79420), (722, 79310), (770, 74366), (836, 68495), (1030, 55594), (1045, 54796), (1133, 50540), (1330, 43054), (1442, 39710), (1444, 39655), (1463, 39140), (1540, 37183), (1805, 31724), (1957, 29260), (2060, 27797), (2090, 27398), (2266, 25270), (2527, 22660), (2660, 21527), (2884, 19855), (2926, 19570), (3605, 15884), (3610, 15862), (3914, 14630), (3971, 14420), (4180, 13699), (4532, 12635), (5054, 11330), (5665, 10108), (5852, 9785), (7210, 7942), (7220, 7931), (7315, 7828)]