38318700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 128991744

約数和(自身を除く): 90673044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 257, 284, 300, 350, 355, 420, 426, 497, 514, 525, 700, 710, 771, 852, 994, 1028, 1050, 1065, 1285, 1420, 1491, 1542, 1775, 1799, 1988, 2100, 2130, 2485, 2570, 2982, 3084, 3550, 3598, 3855, 4260, 4970, 5140, 5325, 5397, 5964, 6425, 7100, 7196, 7455, 7710, 8995, 9940, 10650, 10794, 12425, 12850, 14910, 15420, 17990, 18247, 19275, 21300, 21588, 24850, 25700, 26985, 29820, 35980, 36494, 37275, 38550, 44975, 49700, 53970, 54741, 72988, 74550, 77100, 89950, 91235, 107940, 109482, 127729, 134925, 149100, 179900, 182470, 218964, 255458, 269850, 273705, 364940, 383187, 456175, 510916, 539700, 547410, 638645, 766374, 912350, 1094820, 1277290, 1368525, 1532748, 1824700, 1915935, 2554580, 2737050, 3193225, 3831870, 5474100, 6386450, 7663740, 9579675, 12772900, 19159350, 38318700]

約数ペア:

[(1, 38318700), (2, 19159350), (3, 12772900), (4, 9579675), (5, 7663740), (6, 6386450), (7, 5474100), (10, 3831870), (12, 3193225), (14, 2737050), (15, 2554580), (20, 1915935), (21, 1824700), (25, 1532748), (28, 1368525), (30, 1277290), (35, 1094820), (42, 912350), (50, 766374), (60, 638645), (70, 547410), (71, 539700), (75, 510916), (84, 456175), (100, 383187), (105, 364940), (140, 273705), (142, 269850), (150, 255458), (175, 218964), (210, 182470), (213, 179900), (257, 149100), (284, 134925), (300, 127729), (350, 109482), (355, 107940), (420, 91235), (426, 89950), (497, 77100), (514, 74550), (525, 72988), (700, 54741), (710, 53970), (771, 49700), (852, 44975), (994, 38550), (1028, 37275), (1050, 36494), (1065, 35980), (1285, 29820), (1420, 26985), (1491, 25700), (1542, 24850), (1775, 21588), (1799, 21300), (1988, 19275), (2100, 18247), (2130, 17990), (2485, 15420), (2570, 14910), (2982, 12850), (3084, 12425), (3550, 10794), (3598, 10650), (3855, 9940), (4260, 8995), (4970, 7710), (5140, 7455), (5325, 7196), (5397, 7100), (5964, 6425)]