2480494720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{761}}^1$

素因数の和:1254

約数の個数: 128

約数和(自身を含む): 6491508480

約数和(自身を除く): 4011013760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 463, 640, 704, 761, 880, 926, 1408, 1522, 1760, 1852, 2315, 3044, 3520, 3704, 3805, 4630, 5093, 6088, 7040, 7408, 7610, 8371, 9260, 10186, 12176, 14816, 15220, 16742, 18520, 20372, 24352, 25465, 29632, 30440, 33484, 37040, 40744, 41855, 48704, 50930, 59264, 60880, 66968, 74080, 81488, 83710, 97408, 101860, 121760, 133936, 148160, 162976, 167420, 203720, 243520, 267872, 296320, 325952, 334840, 352343, 407440, 487040, 535744, 651904, 669680, 704686, 814880, 1071488, 1339360, 1409372, 1629760, 1761715, 2678720, 2818744, 3259520, 3523430, 3875773, 5357440, 5637488, 7046860, 7751546, 11274976, 14093720, 15503092, 19378865, 22549952, 28187440, 31006184, 38757730, 45099904, 56374880, 62012368, 77515460, 112749760, 124024736, 155030920, 225499520, 248049472, 310061840, 496098944, 620123680, 1240247360, 2480494720]

約数ペア:

[(1, 2480494720), (2, 1240247360), (4, 620123680), (5, 496098944), (8, 310061840), (10, 248049472), (11, 225499520), (16, 155030920), (20, 124024736), (22, 112749760), (32, 77515460), (40, 62012368), (44, 56374880), (55, 45099904), (64, 38757730), (80, 31006184), (88, 28187440), (110, 22549952), (128, 19378865), (160, 15503092), (176, 14093720), (220, 11274976), (320, 7751546), (352, 7046860), (440, 5637488), (463, 5357440), (640, 3875773), (704, 3523430), (761, 3259520), (880, 2818744), (926, 2678720), (1408, 1761715), (1522, 1629760), (1760, 1409372), (1852, 1339360), (2315, 1071488), (3044, 814880), (3520, 704686), (3704, 669680), (3805, 651904), (4630, 535744), (5093, 487040), (6088, 407440), (7040, 352343), (7408, 334840), (7610, 325952), (8371, 296320), (9260, 267872), (10186, 243520), (12176, 203720), (14816, 167420), (15220, 162976), (16742, 148160), (18520, 133936), (20372, 121760), (24352, 101860), (25465, 97408), (29632, 83710), (30440, 81488), (33484, 74080), (37040, 66968), (40744, 60880), (41855, 59264), (48704, 50930)]