72103920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 257983488

約数和(自身を除く): 185879568

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, 112, 120, 140, 167, 168, 210, 240, 257, 280, 334, 336, 420, 501, 514, 560, 668, 771, 835, 840, 1002, 1028, 1169, 1285, 1336, 1542, 1670, 1680, 1799, 2004, 2056, 2338, 2505, 2570, 2672, 3084, 3340, 3507, 3598, 3855, 4008, 4112, 4676, 5010, 5140, 5397, 5845, 6168, 6680, 7014, 7196, 7710, 8016, 8995, 9352, 10020, 10280, 10794, 11690, 12336, 13360, 14028, 14392, 15420, 17535, 17990, 18704, 20040, 20560, 21588, 23380, 26985, 28056, 28784, 30840, 35070, 35980, 40080, 42919, 43176, 46760, 53970, 56112, 61680, 70140, 71960, 85838, 86352, 93520, 107940, 128757, 140280, 143920, 171676, 214595, 215880, 257514, 280560, 300433, 343352, 429190, 431760, 515028, 600866, 643785, 686704, 858380, 901299, 1030056, 1201732, 1287570, 1502165, 1716760, 1802598, 2060112, 2403464, 2575140, 3004330, 3433520, 3605196, 4506495, 4806928, 5150280, 6008660, 7210392, 9012990, 10300560, 12017320, 14420784, 18025980, 24034640, 36051960, 72103920]

約数ペア:

[(1, 72103920), (2, 36051960), (3, 24034640), (4, 18025980), (5, 14420784), (6, 12017320), (7, 10300560), (8, 9012990), (10, 7210392), (12, 6008660), (14, 5150280), (15, 4806928), (16, 4506495), (20, 3605196), (21, 3433520), (24, 3004330), (28, 2575140), (30, 2403464), (35, 2060112), (40, 1802598), (42, 1716760), (48, 1502165), (56, 1287570), (60, 1201732), (70, 1030056), (80, 901299), (84, 858380), (105, 686704), (112, 643785), (120, 600866), (140, 515028), (167, 431760), (168, 429190), (210, 343352), (240, 300433), (257, 280560), (280, 257514), (334, 215880), (336, 214595), (420, 171676), (501, 143920), (514, 140280), (560, 128757), (668, 107940), (771, 93520), (835, 86352), (840, 85838), (1002, 71960), (1028, 70140), (1169, 61680), (1285, 56112), (1336, 53970), (1542, 46760), (1670, 43176), (1680, 42919), (1799, 40080), (2004, 35980), (2056, 35070), (2338, 30840), (2505, 28784), (2570, 28056), (2672, 26985), (3084, 23380), (3340, 21588), (3507, 20560), (3598, 20040), (3855, 18704), (4008, 17990), (4112, 17535), (4676, 15420), (5010, 14392), (5140, 14028), (5397, 13360), (5845, 12336), (6168, 11690), (6680, 10794), (7014, 10280), (7196, 10020), (7710, 9352), (8016, 8995)]