864086860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 2287353600

約数和(自身を除く): 1423266740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 59, 65, 70, 91, 118, 130, 140, 169, 182, 236, 260, 295, 338, 364, 413, 455, 590, 619, 676, 767, 826, 845, 910, 1180, 1183, 1238, 1534, 1652, 1690, 1820, 2065, 2366, 2476, 3068, 3095, 3380, 3835, 4130, 4333, 4732, 5369, 5915, 6190, 7670, 8047, 8260, 8666, 9971, 10738, 11830, 12380, 15340, 16094, 17332, 19942, 21476, 21665, 23660, 26845, 32188, 36521, 39884, 40235, 43330, 49855, 53690, 56329, 69797, 73042, 80470, 86660, 99710, 104611, 107380, 112658, 139594, 146084, 160940, 182605, 199420, 209222, 225316, 255647, 279188, 281645, 348985, 365210, 418444, 474773, 511294, 523055, 563290, 697970, 730420, 732277, 949546, 1022588, 1046110, 1126580, 1278235, 1395940, 1464554, 1899092, 2092220, 2373865, 2556470, 2929108, 3323411, 3661385, 4747730, 5112940, 6172049, 6646822, 7322770, 9495460, 12344098, 13293644, 14645540, 16617055, 24688196, 30860245, 33234110, 43204343, 61720490, 66468220, 86408686, 123440980, 172817372, 216021715, 432043430, 864086860]

約数ペア:

[(1, 864086860), (2, 432043430), (4, 216021715), (5, 172817372), (7, 123440980), (10, 86408686), (13, 66468220), (14, 61720490), (20, 43204343), (26, 33234110), (28, 30860245), (35, 24688196), (52, 16617055), (59, 14645540), (65, 13293644), (70, 12344098), (91, 9495460), (118, 7322770), (130, 6646822), (140, 6172049), (169, 5112940), (182, 4747730), (236, 3661385), (260, 3323411), (295, 2929108), (338, 2556470), (364, 2373865), (413, 2092220), (455, 1899092), (590, 1464554), (619, 1395940), (676, 1278235), (767, 1126580), (826, 1046110), (845, 1022588), (910, 949546), (1180, 732277), (1183, 730420), (1238, 697970), (1534, 563290), (1652, 523055), (1690, 511294), (1820, 474773), (2065, 418444), (2366, 365210), (2476, 348985), (3068, 281645), (3095, 279188), (3380, 255647), (3835, 225316), (4130, 209222), (4333, 199420), (4732, 182605), (5369, 160940), (5915, 146084), (6190, 139594), (7670, 112658), (8047, 107380), (8260, 104611), (8666, 99710), (9971, 86660), (10738, 80470), (11830, 73042), (12380, 69797), (15340, 56329), (16094, 53690), (17332, 49855), (19942, 43330), (21476, 40235), (21665, 39884), (23660, 36521), (26845, 32188)]