168071640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 554238720

約数和(自身を除く): 386167080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 157, 165, 220, 264, 314, 330, 440, 471, 628, 660, 785, 811, 942, 1256, 1320, 1570, 1622, 1727, 1884, 2355, 2433, 3140, 3244, 3454, 3768, 4055, 4710, 4866, 5181, 6280, 6488, 6908, 8110, 8635, 8921, 9420, 9732, 10362, 12165, 13816, 16220, 17270, 17842, 18840, 19464, 20724, 24330, 25905, 26763, 32440, 34540, 35684, 41448, 44605, 48660, 51810, 53526, 69080, 71368, 89210, 97320, 103620, 107052, 127327, 133815, 178420, 207240, 214104, 254654, 267630, 356840, 381981, 509308, 535260, 636635, 763962, 1018616, 1070520, 1273270, 1400597, 1527924, 1909905, 2546540, 2801194, 3055848, 3819810, 4201791, 5093080, 5602388, 7002985, 7639620, 8403582, 11204776, 14005970, 15279240, 16807164, 21008955, 28011940, 33614328, 42017910, 56023880, 84035820, 168071640]

約数ペア:

[(1, 168071640), (2, 84035820), (3, 56023880), (4, 42017910), (5, 33614328), (6, 28011940), (8, 21008955), (10, 16807164), (11, 15279240), (12, 14005970), (15, 11204776), (20, 8403582), (22, 7639620), (24, 7002985), (30, 5602388), (33, 5093080), (40, 4201791), (44, 3819810), (55, 3055848), (60, 2801194), (66, 2546540), (88, 1909905), (110, 1527924), (120, 1400597), (132, 1273270), (157, 1070520), (165, 1018616), (220, 763962), (264, 636635), (314, 535260), (330, 509308), (440, 381981), (471, 356840), (628, 267630), (660, 254654), (785, 214104), (811, 207240), (942, 178420), (1256, 133815), (1320, 127327), (1570, 107052), (1622, 103620), (1727, 97320), (1884, 89210), (2355, 71368), (2433, 69080), (3140, 53526), (3244, 51810), (3454, 48660), (3768, 44605), (4055, 41448), (4710, 35684), (4866, 34540), (5181, 32440), (6280, 26763), (6488, 25905), (6908, 24330), (8110, 20724), (8635, 19464), (8921, 18840), (9420, 17842), (9732, 17270), (10362, 16220), (12165, 13816)]