672000512

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1941

約数の個数: 80

約数和(自身を含む): 1452332640

約数和(自身を除く): 780332128

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 256, 296, 304, 512, 592, 608, 703, 1184, 1216, 1406, 1867, 2368, 2432, 2812, 3734, 4736, 4864, 5624, 7468, 9472, 9728, 11248, 14936, 18944, 22496, 29872, 35473, 44992, 59744, 69079, 70946, 89984, 119488, 138158, 141892, 179968, 238976, 276316, 283784, 359936, 477952, 552632, 567568, 955904, 1105264, 1135136, 1312501, 2210528, 2270272, 2625002, 4421056, 4540544, 5250004, 8842112, 9081088, 10500008, 17684224, 18162176, 21000016, 35368448, 42000032, 84000064, 168000128, 336000256, 672000512]

約数ペア:

[(1, 672000512), (2, 336000256), (4, 168000128), (8, 84000064), (16, 42000032), (19, 35368448), (32, 21000016), (37, 18162176), (38, 17684224), (64, 10500008), (74, 9081088), (76, 8842112), (128, 5250004), (148, 4540544), (152, 4421056), (256, 2625002), (296, 2270272), (304, 2210528), (512, 1312501), (592, 1135136), (608, 1105264), (703, 955904), (1184, 567568), (1216, 552632), (1406, 477952), (1867, 359936), (2368, 283784), (2432, 276316), (2812, 238976), (3734, 179968), (4736, 141892), (4864, 138158), (5624, 119488), (7468, 89984), (9472, 70946), (9728, 69079), (11248, 59744), (14936, 44992), (18944, 35473), (22496, 29872)]