16379760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 51246720

約数和(自身を除く): 34866960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 491, 556, 695, 834, 982, 1112, 1390, 1473, 1668, 1964, 2085, 2224, 2455, 2780, 2946, 3336, 3928, 4170, 4910, 5560, 5892, 6672, 7365, 7856, 8340, 9820, 11120, 11784, 14730, 16680, 19640, 23568, 29460, 33360, 39280, 58920, 68249, 117840, 136498, 204747, 272996, 341245, 409494, 545992, 682490, 818988, 1023735, 1091984, 1364980, 1637976, 2047470, 2729960, 3275952, 4094940, 5459920, 8189880, 16379760]

約数ペア:

[(1, 16379760), (2, 8189880), (3, 5459920), (4, 4094940), (5, 3275952), (6, 2729960), (8, 2047470), (10, 1637976), (12, 1364980), (15, 1091984), (16, 1023735), (20, 818988), (24, 682490), (30, 545992), (40, 409494), (48, 341245), (60, 272996), (80, 204747), (120, 136498), (139, 117840), (240, 68249), (278, 58920), (417, 39280), (491, 33360), (556, 29460), (695, 23568), (834, 19640), (982, 16680), (1112, 14730), (1390, 11784), (1473, 11120), (1668, 9820), (1964, 8340), (2085, 7856), (2224, 7365), (2455, 6672), (2780, 5892), (2946, 5560), (3336, 4910), (3928, 4170)]