388078336

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 811059200

約数和(自身を除く): 422980864

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 128, 158, 248, 256, 316, 496, 619, 632, 992, 1238, 1264, 1984, 2449, 2476, 2528, 3968, 4898, 4952, 5056, 7936, 9796, 9904, 10112, 19189, 19592, 19808, 20224, 38378, 39184, 39616, 48901, 76756, 78368, 79232, 97802, 153512, 156736, 158464, 195604, 307024, 313472, 391208, 614048, 626944, 782416, 1228096, 1515931, 1564832, 2456192, 3031862, 3129664, 4912384, 6063724, 6259328, 12127448, 12518656, 24254896, 48509792, 97019584, 194039168, 388078336]

約数ペア:

[(1, 388078336), (2, 194039168), (4, 97019584), (8, 48509792), (16, 24254896), (31, 12518656), (32, 12127448), (62, 6259328), (64, 6063724), (79, 4912384), (124, 3129664), (128, 3031862), (158, 2456192), (248, 1564832), (256, 1515931), (316, 1228096), (496, 782416), (619, 626944), (632, 614048), (992, 391208), (1238, 313472), (1264, 307024), (1984, 195604), (2449, 158464), (2476, 156736), (2528, 153512), (3968, 97802), (4898, 79232), (4952, 78368), (5056, 76756), (7936, 48901), (9796, 39616), (9904, 39184), (10112, 38378), (19189, 20224), (19592, 19808)]