201317231720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{21977}}^1$

素因数の和:22299

約数の個数: 128

約数和(自身を含む): 501309388800

約数和(自身を除く): 299992157080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 191, 218, 220, 382, 436, 440, 545, 764, 872, 955, 1090, 1199, 1528, 1910, 2101, 2180, 2398, 3820, 4202, 4360, 4796, 5995, 7640, 8404, 9592, 10505, 11990, 16808, 20819, 21010, 21977, 23980, 41638, 42020, 43954, 47960, 83276, 84040, 87908, 104095, 109885, 166552, 175816, 208190, 219770, 229009, 241747, 416380, 439540, 458018, 483494, 832760, 879080, 916036, 966988, 1145045, 1208735, 1832072, 1933976, 2290090, 2395493, 2417470, 4197607, 4580180, 4790986, 4834940, 8395214, 9160360, 9581972, 9669880, 11977465, 16790428, 19163944, 20988035, 23954930, 26350423, 33580856, 41976070, 46173677, 47909860, 52700846, 83952140, 92347354, 95819720, 105401692, 131752115, 167904280, 184694708, 210803384, 230868385, 263504230, 369389416, 457539163, 461736770, 527008460, 915078326, 923473540, 1054016920, 1830156652, 1846947080, 2287695815, 3660313304, 4575391630, 5032930793, 9150783260, 10065861586, 18301566520, 20131723172, 25164653965, 40263446344, 50329307930, 100658615860, 201317231720]

約数ペア:

[(1, 201317231720), (2, 100658615860), (4, 50329307930), (5, 40263446344), (8, 25164653965), (10, 20131723172), (11, 18301566520), (20, 10065861586), (22, 9150783260), (40, 5032930793), (44, 4575391630), (55, 3660313304), (88, 2287695815), (109, 1846947080), (110, 1830156652), (191, 1054016920), (218, 923473540), (220, 915078326), (382, 527008460), (436, 461736770), (440, 457539163), (545, 369389416), (764, 263504230), (872, 230868385), (955, 210803384), (1090, 184694708), (1199, 167904280), (1528, 131752115), (1910, 105401692), (2101, 95819720), (2180, 92347354), (2398, 83952140), (3820, 52700846), (4202, 47909860), (4360, 46173677), (4796, 41976070), (5995, 33580856), (7640, 26350423), (8404, 23954930), (9592, 20988035), (10505, 19163944), (11990, 16790428), (16808, 11977465), (20819, 9669880), (21010, 9581972), (21977, 9160360), (23980, 8395214), (41638, 4834940), (42020, 4790986), (43954, 4580180), (47960, 4197607), (83276, 2417470), (84040, 2395493), (87908, 2290090), (104095, 1933976), (109885, 1832072), (166552, 1208735), (175816, 1145045), (208190, 966988), (219770, 916036), (229009, 879080), (241747, 832760), (416380, 483494), (439540, 458018)]