381324800

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^3$

素因数の和:121

約数の個数: 120

約数和(自身を含む): 976252992

約数和(自身を除く): 594928192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 961, 992, 1240, 1280, 1550, 1600, 1922, 1984, 2480, 2560, 3100, 3200, 3844, 3968, 4805, 4960, 6200, 6400, 7688, 7936, 9610, 9920, 12400, 12800, 15376, 15872, 19220, 19840, 24025, 24800, 29791, 30752, 38440, 39680, 48050, 49600, 59582, 61504, 76880, 79360, 96100, 99200, 119164, 123008, 148955, 153760, 192200, 198400, 238328, 246016, 297910, 307520, 384400, 396800, 476656, 492032, 595820, 615040, 744775, 768800, 953312, 1191640, 1230080, 1489550, 1537600, 1906624, 2383280, 2460160, 2979100, 3075200, 3813248, 4766560, 5958200, 6150400, 7626496, 9533120, 11916400, 12300800, 15252992, 19066240, 23832800, 38132480, 47665600, 76264960, 95331200, 190662400, 381324800]

約数ペア:

[(1, 381324800), (2, 190662400), (4, 95331200), (5, 76264960), (8, 47665600), (10, 38132480), (16, 23832800), (20, 19066240), (25, 15252992), (31, 12300800), (32, 11916400), (40, 9533120), (50, 7626496), (62, 6150400), (64, 5958200), (80, 4766560), (100, 3813248), (124, 3075200), (128, 2979100), (155, 2460160), (160, 2383280), (200, 1906624), (248, 1537600), (256, 1489550), (310, 1230080), (320, 1191640), (400, 953312), (496, 768800), (512, 744775), (620, 615040), (640, 595820), (775, 492032), (800, 476656), (961, 396800), (992, 384400), (1240, 307520), (1280, 297910), (1550, 246016), (1600, 238328), (1922, 198400), (1984, 192200), (2480, 153760), (2560, 148955), (3100, 123008), (3200, 119164), (3844, 99200), (3968, 96100), (4805, 79360), (4960, 76880), (6200, 61504), (6400, 59582), (7688, 49600), (7936, 48050), (9610, 39680), (9920, 38440), (12400, 30752), (12800, 29791), (15376, 24800), (15872, 24025), (19220, 19840)]