210065920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2701

約数の個数: 80

約数和(自身を含む): 520109568

約数和(自身を除く): 310043648

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, 2647, 3968, 4960, 5294, 7936, 9920, 10588, 13235, 15872, 19840, 21176, 26470, 39680, 42352, 52940, 79360, 82057, 84704, 105880, 164114, 169408, 211760, 328228, 338816, 410285, 423520, 656456, 677632, 820570, 847040, 1312912, 1355264, 1641140, 1694080, 2625824, 3282280, 3388160, 5251648, 6564560, 6776320, 10503296, 13129120, 21006592, 26258240, 42013184, 52516480, 105032960, 210065920]

約数ペア:

[(1, 210065920), (2, 105032960), (4, 52516480), (5, 42013184), (8, 26258240), (10, 21006592), (16, 13129120), (20, 10503296), (31, 6776320), (32, 6564560), (40, 5251648), (62, 3388160), (64, 3282280), (80, 2625824), (124, 1694080), (128, 1641140), (155, 1355264), (160, 1312912), (248, 847040), (256, 820570), (310, 677632), (320, 656456), (496, 423520), (512, 410285), (620, 338816), (640, 328228), (992, 211760), (1240, 169408), (1280, 164114), (1984, 105880), (2480, 84704), (2560, 82057), (2647, 79360), (3968, 52940), (4960, 42352), (5294, 39680), (7936, 26470), (9920, 21176), (10588, 19840), (13235, 15872)]