209823840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7669}}^1$

素因数の和:7709

約数の個数: 144

約数和(自身を含む): 753807600

約数和(自身を除く): 543983760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7669, 9120, 13680, 15338, 23007, 27360, 30676, 38345, 46014, 61352, 69021, 76690, 92028, 115035, 122704, 138042, 145711, 153380, 184056, 230070, 245408, 276084, 291422, 306760, 345105, 368112, 437133, 460140, 552168, 582844, 613520, 690210, 728555, 736224, 874266, 920280, 1104336, 1165688, 1227040, 1311399, 1380420, 1457110, 1748532, 1840560, 2185665, 2208672, 2331376, 2622798, 2760840, 2914220, 3497064, 3681120, 4371330, 4662752, 5245596, 5521680, 5828440, 6556995, 6994128, 8742660, 10491192, 11043360, 11656880, 13113990, 13988256, 17485320, 20982384, 23313760, 26227980, 34970640, 41964768, 52455960, 69941280, 104911920, 209823840]

約数ペア:

[(1, 209823840), (2, 104911920), (3, 69941280), (4, 52455960), (5, 41964768), (6, 34970640), (8, 26227980), (9, 23313760), (10, 20982384), (12, 17485320), (15, 13988256), (16, 13113990), (18, 11656880), (19, 11043360), (20, 10491192), (24, 8742660), (30, 6994128), (32, 6556995), (36, 5828440), (38, 5521680), (40, 5245596), (45, 4662752), (48, 4371330), (57, 3681120), (60, 3497064), (72, 2914220), (76, 2760840), (80, 2622798), (90, 2331376), (95, 2208672), (96, 2185665), (114, 1840560), (120, 1748532), (144, 1457110), (152, 1380420), (160, 1311399), (171, 1227040), (180, 1165688), (190, 1104336), (228, 920280), (240, 874266), (285, 736224), (288, 728555), (304, 690210), (342, 613520), (360, 582844), (380, 552168), (456, 460140), (480, 437133), (570, 368112), (608, 345105), (684, 306760), (720, 291422), (760, 276084), (855, 245408), (912, 230070), (1140, 184056), (1368, 153380), (1440, 145711), (1520, 138042), (1710, 122704), (1824, 115035), (2280, 92028), (2736, 76690), (3040, 69021), (3420, 61352), (4560, 46014), (5472, 38345), (6840, 30676), (7669, 27360), (9120, 23007), (13680, 15338)]