218767920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1347

約数の個数: 160

約数和(自身を含む): 782949888

約数和(自身を除く): 564181968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 210, 214, 240, 280, 321, 336, 420, 428, 535, 560, 642, 749, 840, 856, 1070, 1217, 1284, 1498, 1605, 1680, 1712, 2140, 2247, 2434, 2568, 2996, 3210, 3651, 3745, 4280, 4494, 4868, 5136, 5992, 6085, 6420, 7302, 7490, 8519, 8560, 8988, 9736, 11235, 11984, 12170, 12840, 14604, 14980, 17038, 17976, 18255, 19472, 22470, 24340, 25557, 25680, 29208, 29960, 34076, 35952, 36510, 42595, 44940, 48680, 51114, 58416, 59920, 68152, 73020, 85190, 89880, 97360, 102228, 127785, 130219, 136304, 146040, 170380, 179760, 204456, 255570, 260438, 292080, 340760, 390657, 408912, 511140, 520876, 651095, 681520, 781314, 911533, 1022280, 1041752, 1302190, 1562628, 1823066, 1953285, 2044560, 2083504, 2604380, 2734599, 3125256, 3646132, 3906570, 4557665, 5208760, 5469198, 6250512, 7292264, 7813140, 9115330, 10417520, 10938396, 13672995, 14584528, 15626280, 18230660, 21876792, 27345990, 31252560, 36461320, 43753584, 54691980, 72922640, 109383960, 218767920]

約数ペア:

[(1, 218767920), (2, 109383960), (3, 72922640), (4, 54691980), (5, 43753584), (6, 36461320), (7, 31252560), (8, 27345990), (10, 21876792), (12, 18230660), (14, 15626280), (15, 14584528), (16, 13672995), (20, 10938396), (21, 10417520), (24, 9115330), (28, 7813140), (30, 7292264), (35, 6250512), (40, 5469198), (42, 5208760), (48, 4557665), (56, 3906570), (60, 3646132), (70, 3125256), (80, 2734599), (84, 2604380), (105, 2083504), (107, 2044560), (112, 1953285), (120, 1823066), (140, 1562628), (168, 1302190), (210, 1041752), (214, 1022280), (240, 911533), (280, 781314), (321, 681520), (336, 651095), (420, 520876), (428, 511140), (535, 408912), (560, 390657), (642, 340760), (749, 292080), (840, 260438), (856, 255570), (1070, 204456), (1217, 179760), (1284, 170380), (1498, 146040), (1605, 136304), (1680, 130219), (1712, 127785), (2140, 102228), (2247, 97360), (2434, 89880), (2568, 85190), (2996, 73020), (3210, 68152), (3651, 59920), (3745, 58416), (4280, 51114), (4494, 48680), (4868, 44940), (5136, 42595), (5992, 36510), (6085, 35952), (6420, 34076), (7302, 29960), (7490, 29208), (8519, 25680), (8560, 25557), (8988, 24340), (9736, 22470), (11235, 19472), (11984, 18255), (12170, 17976), (12840, 17038), (14604, 14980)]