140678412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 383423040

約数和(自身を除く): 242744628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 419, 571, 588, 838, 1142, 1257, 1676, 1713, 2284, 2514, 2933, 3426, 3997, 5028, 5866, 6852, 7994, 8799, 11732, 11991, 15988, 17598, 20531, 23982, 27979, 35196, 41062, 47964, 55958, 61593, 82124, 83937, 111916, 123186, 167874, 239249, 246372, 335748, 478498, 717747, 956996, 1435494, 1674743, 2870988, 3349486, 5024229, 6698972, 10048458, 11723201, 20096916, 23446402, 35169603, 46892804, 70339206, 140678412]

約数ペア:

[(1, 140678412), (2, 70339206), (3, 46892804), (4, 35169603), (6, 23446402), (7, 20096916), (12, 11723201), (14, 10048458), (21, 6698972), (28, 5024229), (42, 3349486), (49, 2870988), (84, 1674743), (98, 1435494), (147, 956996), (196, 717747), (294, 478498), (419, 335748), (571, 246372), (588, 239249), (838, 167874), (1142, 123186), (1257, 111916), (1676, 83937), (1713, 82124), (2284, 61593), (2514, 55958), (2933, 47964), (3426, 41062), (3997, 35196), (5028, 27979), (5866, 23982), (6852, 20531), (7994, 17598), (8799, 15988), (11732, 11991)]