143888680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 379118880

約数和(自身を除く): 235230200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 41, 52, 65, 68, 82, 85, 104, 130, 136, 164, 170, 205, 221, 260, 328, 340, 397, 410, 442, 520, 533, 680, 697, 794, 820, 884, 1066, 1105, 1394, 1588, 1640, 1768, 1985, 2132, 2210, 2665, 2788, 3176, 3485, 3970, 4264, 4420, 5161, 5330, 5576, 6749, 6970, 7940, 8840, 9061, 10322, 10660, 13498, 13940, 15880, 16277, 18122, 20644, 21320, 25805, 26996, 27880, 32554, 33745, 36244, 41288, 45305, 51610, 53992, 65108, 67490, 72488, 81385, 87737, 90610, 103220, 130216, 134980, 162770, 175474, 181220, 206440, 211601, 269960, 276709, 325540, 350948, 362440, 423202, 438685, 553418, 651080, 701896, 846404, 877370, 1058005, 1106836, 1383545, 1692808, 1754740, 2116010, 2213672, 2767090, 3509480, 3597217, 4232020, 5534180, 7194434, 8464040, 11068360, 14388868, 17986085, 28777736, 35972170, 71944340, 143888680]

約数ペア:

[(1, 143888680), (2, 71944340), (4, 35972170), (5, 28777736), (8, 17986085), (10, 14388868), (13, 11068360), (17, 8464040), (20, 7194434), (26, 5534180), (34, 4232020), (40, 3597217), (41, 3509480), (52, 2767090), (65, 2213672), (68, 2116010), (82, 1754740), (85, 1692808), (104, 1383545), (130, 1106836), (136, 1058005), (164, 877370), (170, 846404), (205, 701896), (221, 651080), (260, 553418), (328, 438685), (340, 423202), (397, 362440), (410, 350948), (442, 325540), (520, 276709), (533, 269960), (680, 211601), (697, 206440), (794, 181220), (820, 175474), (884, 162770), (1066, 134980), (1105, 130216), (1394, 103220), (1588, 90610), (1640, 87737), (1768, 81385), (1985, 72488), (2132, 67490), (2210, 65108), (2665, 53992), (2788, 51610), (3176, 45305), (3485, 41288), (3970, 36244), (4264, 33745), (4420, 32554), (5161, 27880), (5330, 26996), (5576, 25805), (6749, 21320), (6970, 20644), (7940, 18122), (8840, 16277), (9061, 15880), (10322, 13940), (10660, 13498)]