218341920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 734832000

約数和(自身を除く): 516490080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 89, 95, 96, 114, 120, 152, 160, 178, 190, 228, 240, 267, 269, 285, 304, 356, 380, 445, 456, 480, 534, 538, 570, 608, 712, 760, 807, 890, 912, 1068, 1076, 1140, 1335, 1345, 1424, 1520, 1614, 1691, 1780, 1824, 2136, 2152, 2280, 2670, 2690, 2848, 3040, 3228, 3382, 3560, 4035, 4272, 4304, 4560, 5073, 5111, 5340, 5380, 6456, 6764, 7120, 8070, 8455, 8544, 8608, 9120, 10146, 10222, 10680, 10760, 12912, 13528, 14240, 15333, 16140, 16910, 20292, 20444, 21360, 21520, 23941, 25365, 25555, 25824, 27056, 30666, 32280, 33820, 40584, 40888, 42720, 43040, 47882, 50730, 51110, 54112, 61332, 64560, 67640, 71823, 76665, 81168, 81776, 95764, 101460, 102220, 119705, 122664, 129120, 135280, 143646, 153330, 162336, 163552, 191528, 202920, 204440, 239410, 245328, 270560, 287292, 306660, 359115, 383056, 405840, 408880, 454879, 478820, 490656, 574584, 613320, 718230, 766112, 811680, 817760, 909758, 957640, 1149168, 1226640, 1364637, 1436460, 1819516, 1915280, 2274395, 2298336, 2453280, 2729274, 2872920, 3639032, 3830560, 4548790, 5458548, 5745840, 6823185, 7278064, 9097580, 10917096, 11491680, 13646370, 14556128, 18195160, 21834192, 27292740, 36390320, 43668384, 54585480, 72780640, 109170960, 218341920]

約数ペア:

[(1, 218341920), (2, 109170960), (3, 72780640), (4, 54585480), (5, 43668384), (6, 36390320), (8, 27292740), (10, 21834192), (12, 18195160), (15, 14556128), (16, 13646370), (19, 11491680), (20, 10917096), (24, 9097580), (30, 7278064), (32, 6823185), (38, 5745840), (40, 5458548), (48, 4548790), (57, 3830560), (60, 3639032), (76, 2872920), (80, 2729274), (89, 2453280), (95, 2298336), (96, 2274395), (114, 1915280), (120, 1819516), (152, 1436460), (160, 1364637), (178, 1226640), (190, 1149168), (228, 957640), (240, 909758), (267, 817760), (269, 811680), (285, 766112), (304, 718230), (356, 613320), (380, 574584), (445, 490656), (456, 478820), (480, 454879), (534, 408880), (538, 405840), (570, 383056), (608, 359115), (712, 306660), (760, 287292), (807, 270560), (890, 245328), (912, 239410), (1068, 204440), (1076, 202920), (1140, 191528), (1335, 163552), (1345, 162336), (1424, 153330), (1520, 143646), (1614, 135280), (1691, 129120), (1780, 122664), (1824, 119705), (2136, 102220), (2152, 101460), (2280, 95764), (2670, 81776), (2690, 81168), (2848, 76665), (3040, 71823), (3228, 67640), (3382, 64560), (3560, 61332), (4035, 54112), (4272, 51110), (4304, 50730), (4560, 47882), (5073, 43040), (5111, 42720), (5340, 40888), (5380, 40584), (6456, 33820), (6764, 32280), (7120, 30666), (8070, 27056), (8455, 25824), (8544, 25555), (8608, 25365), (9120, 23941), (10146, 21520), (10222, 21360), (10680, 20444), (10760, 20292), (12912, 16910), (13528, 16140), (14240, 15333)]