238465485

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2999}}^1$

素因数の和:3063

約数の個数: 64

約数和(自身を含む): 460800000

約数和(自身を除く): 222334515

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 279, 285, 465, 513, 589, 837, 855, 1395, 1767, 2565, 2945, 2999, 4185, 5301, 8835, 8997, 14995, 15903, 26505, 26991, 44985, 56981, 79515, 80973, 92969, 134955, 170943, 278907, 284905, 404865, 464845, 512829, 836721, 854715, 1394535, 1538487, 1766411, 2510163, 2564145, 4183605, 5299233, 7692435, 8832055, 12550815, 15897699, 26496165, 47693097, 79488495, 238465485]

約数ペア:

[(1, 238465485), (3, 79488495), (5, 47693097), (9, 26496165), (15, 15897699), (19, 12550815), (27, 8832055), (31, 7692435), (45, 5299233), (57, 4183605), (93, 2564145), (95, 2510163), (135, 1766411), (155, 1538487), (171, 1394535), (279, 854715), (285, 836721), (465, 512829), (513, 464845), (589, 404865), (837, 284905), (855, 278907), (1395, 170943), (1767, 134955), (2565, 92969), (2945, 80973), (2999, 79515), (4185, 56981), (5301, 44985), (8835, 26991), (8997, 26505), (14995, 15903)]