312941590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 679956480

約数和(自身を除く): 367014890

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 61, 62, 65, 67, 95, 122, 130, 134, 155, 190, 247, 305, 310, 335, 403, 494, 589, 610, 670, 793, 806, 871, 1159, 1178, 1235, 1273, 1586, 1742, 1891, 2015, 2077, 2318, 2470, 2546, 2945, 3782, 3965, 4030, 4087, 4154, 4355, 5795, 5890, 6365, 7657, 7930, 8174, 8710, 9455, 10385, 11590, 12730, 15067, 15314, 16549, 18910, 20435, 20770, 24583, 27001, 30134, 33098, 35929, 38285, 39463, 40870, 49166, 53131, 54002, 71858, 75335, 76570, 77653, 78926, 82745, 106262, 122915, 126697, 135005, 150670, 155306, 165490, 179645, 197315, 245830, 253394, 265655, 270010, 359290, 388265, 394630, 467077, 513019, 531310, 633485, 776530, 934154, 1009489, 1026038, 1266970, 1647061, 2018978, 2335385, 2407243, 2565095, 3294122, 4670770, 4814486, 5047445, 5130190, 8235305, 10094890, 12036215, 16470610, 24072430, 31294159, 62588318, 156470795, 312941590]

約数ペア:

[(1, 312941590), (2, 156470795), (5, 62588318), (10, 31294159), (13, 24072430), (19, 16470610), (26, 12036215), (31, 10094890), (38, 8235305), (61, 5130190), (62, 5047445), (65, 4814486), (67, 4670770), (95, 3294122), (122, 2565095), (130, 2407243), (134, 2335385), (155, 2018978), (190, 1647061), (247, 1266970), (305, 1026038), (310, 1009489), (335, 934154), (403, 776530), (494, 633485), (589, 531310), (610, 513019), (670, 467077), (793, 394630), (806, 388265), (871, 359290), (1159, 270010), (1178, 265655), (1235, 253394), (1273, 245830), (1586, 197315), (1742, 179645), (1891, 165490), (2015, 155306), (2077, 150670), (2318, 135005), (2470, 126697), (2546, 122915), (2945, 106262), (3782, 82745), (3965, 78926), (4030, 77653), (4087, 76570), (4154, 75335), (4355, 71858), (5795, 54002), (5890, 53131), (6365, 49166), (7657, 40870), (7930, 39463), (8174, 38285), (8710, 35929), (9455, 33098), (10385, 30134), (11590, 27001), (12730, 24583), (15067, 20770), (15314, 20435), (16549, 18910)]