381007360

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4855

約数の個数: 80

約数和(自身を含む): 943189632

約数和(自身を除く): 562182272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4801, 4960, 7936, 9602, 9920, 15872, 19204, 19840, 24005, 38408, 39680, 48010, 76816, 79360, 96020, 148831, 153632, 192040, 297662, 307264, 384080, 595324, 614528, 744155, 768160, 1190648, 1229056, 1488310, 1536320, 2381296, 2458112, 2976620, 3072640, 4762592, 5953240, 6145280, 9525184, 11906480, 12290560, 19050368, 23812960, 38100736, 47625920, 76201472, 95251840, 190503680, 381007360]

約数ペア:

[(1, 381007360), (2, 190503680), (4, 95251840), (5, 76201472), (8, 47625920), (10, 38100736), (16, 23812960), (20, 19050368), (31, 12290560), (32, 11906480), (40, 9525184), (62, 6145280), (64, 5953240), (80, 4762592), (124, 3072640), (128, 2976620), (155, 2458112), (160, 2381296), (248, 1536320), (256, 1488310), (310, 1229056), (320, 1190648), (496, 768160), (512, 744155), (620, 614528), (640, 595324), (992, 384080), (1240, 307264), (1280, 297662), (1984, 192040), (2480, 153632), (2560, 148831), (3968, 96020), (4801, 79360), (4960, 76816), (7936, 48010), (9602, 39680), (9920, 38408), (15872, 24005), (19204, 19840)]