18731680080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1\times {\mathrm{1811}}^1$

素因数の和:2505

約数の個数: 160

約数和(自身を含む): 59015651328

約数和(自身を除く): 40283971248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 607, 710, 852, 1065, 1136, 1214, 1420, 1704, 1811, 1821, 2130, 2428, 2840, 3035, 3408, 3622, 3642, 4260, 4856, 5433, 5680, 6070, 7244, 7284, 8520, 9055, 9105, 9712, 10866, 12140, 14488, 14568, 17040, 18110, 18210, 21732, 24280, 27165, 28976, 29136, 36220, 36420, 43097, 43464, 48560, 54330, 72440, 72840, 86194, 86928, 108660, 128581, 129291, 144880, 145680, 172388, 215485, 217320, 257162, 258582, 344776, 385743, 430970, 434640, 514324, 517164, 642905, 646455, 689552, 771486, 861940, 1028648, 1034328, 1099277, 1285810, 1292910, 1542972, 1723880, 1928715, 2057296, 2068656, 2198554, 2571620, 2585820, 3085944, 3297831, 3447760, 3857430, 4397108, 5143240, 5171640, 5496385, 6171888, 6595662, 7714860, 8794216, 10286480, 10343280, 10992770, 13191324, 15429720, 16489155, 17588432, 21985540, 26382648, 30859440, 32978310, 43971080, 52765296, 65956620, 78048667, 87942160, 131913240, 156097334, 234146001, 263826480, 312194668, 390243335, 468292002, 624389336, 780486670, 936584004, 1170730005, 1248778672, 1560973340, 1873168008, 2341460010, 3121946680, 3746336016, 4682920020, 6243893360, 9365840040, 18731680080]

約数ペア:

[(1, 18731680080), (2, 9365840040), (3, 6243893360), (4, 4682920020), (5, 3746336016), (6, 3121946680), (8, 2341460010), (10, 1873168008), (12, 1560973340), (15, 1248778672), (16, 1170730005), (20, 936584004), (24, 780486670), (30, 624389336), (40, 468292002), (48, 390243335), (60, 312194668), (71, 263826480), (80, 234146001), (120, 156097334), (142, 131913240), (213, 87942160), (240, 78048667), (284, 65956620), (355, 52765296), (426, 43971080), (568, 32978310), (607, 30859440), (710, 26382648), (852, 21985540), (1065, 17588432), (1136, 16489155), (1214, 15429720), (1420, 13191324), (1704, 10992770), (1811, 10343280), (1821, 10286480), (2130, 8794216), (2428, 7714860), (2840, 6595662), (3035, 6171888), (3408, 5496385), (3622, 5171640), (3642, 5143240), (4260, 4397108), (4856, 3857430), (5433, 3447760), (5680, 3297831), (6070, 3085944), (7244, 2585820), (7284, 2571620), (8520, 2198554), (9055, 2068656), (9105, 2057296), (9712, 1928715), (10866, 1723880), (12140, 1542972), (14488, 1292910), (14568, 1285810), (17040, 1099277), (18110, 1034328), (18210, 1028648), (21732, 861940), (24280, 771486), (27165, 689552), (28976, 646455), (29136, 642905), (36220, 517164), (36420, 514324), (43097, 434640), (43464, 430970), (48560, 385743), (54330, 344776), (72440, 258582), (72840, 257162), (86194, 217320), (86928, 215485), (108660, 172388), (128581, 145680), (129291, 144880)]