320912496

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^2\times {\mathrm{773}}^1$

素因数の和:852

約数の個数: 120

約数和(自身を含む): 953041680

約数和(自身を除く): 632129184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 773, 837, 961, 1116, 1488, 1546, 1674, 1922, 2232, 2319, 2883, 3092, 3348, 3844, 4464, 4638, 5766, 6184, 6696, 6957, 7688, 8649, 9276, 11532, 12368, 13392, 13914, 15376, 17298, 18552, 20871, 23064, 23963, 25947, 27828, 34596, 37104, 41742, 46128, 47926, 51894, 55656, 69192, 71889, 83484, 95852, 103788, 111312, 138384, 143778, 166968, 191704, 207576, 215667, 287556, 333936, 383408, 415152, 431334, 575112, 647001, 742853, 862668, 1150224, 1294002, 1485706, 1725336, 2228559, 2588004, 2971412, 3450672, 4457118, 5176008, 5942824, 6685677, 8914236, 10352016, 11885648, 13371354, 17828472, 20057031, 26742708, 35656944, 40114062, 53485416, 80228124, 106970832, 160456248, 320912496]

約数ペア:

[(1, 320912496), (2, 160456248), (3, 106970832), (4, 80228124), (6, 53485416), (8, 40114062), (9, 35656944), (12, 26742708), (16, 20057031), (18, 17828472), (24, 13371354), (27, 11885648), (31, 10352016), (36, 8914236), (48, 6685677), (54, 5942824), (62, 5176008), (72, 4457118), (93, 3450672), (108, 2971412), (124, 2588004), (144, 2228559), (186, 1725336), (216, 1485706), (248, 1294002), (279, 1150224), (372, 862668), (432, 742853), (496, 647001), (558, 575112), (744, 431334), (773, 415152), (837, 383408), (961, 333936), (1116, 287556), (1488, 215667), (1546, 207576), (1674, 191704), (1922, 166968), (2232, 143778), (2319, 138384), (2883, 111312), (3092, 103788), (3348, 95852), (3844, 83484), (4464, 71889), (4638, 69192), (5766, 55656), (6184, 51894), (6696, 47926), (6957, 46128), (7688, 41742), (8649, 37104), (9276, 34596), (11532, 27828), (12368, 25947), (13392, 23963), (13914, 23064), (15376, 20871), (17298, 18552)]