28378224

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 92851200

約数和(自身を除く): 64472976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 504, 564, 599, 658, 752, 846, 987, 1008, 1128, 1198, 1316, 1692, 1797, 1974, 2256, 2396, 2632, 2961, 3384, 3594, 3948, 4193, 4792, 5264, 5391, 5922, 6768, 7188, 7896, 8386, 9584, 10782, 11844, 12579, 14376, 15792, 16772, 21564, 23688, 25158, 28153, 28752, 33544, 37737, 43128, 47376, 50316, 56306, 67088, 75474, 84459, 86256, 100632, 112612, 150948, 168918, 197071, 201264, 225224, 253377, 301896, 337836, 394142, 450448, 506754, 591213, 603792, 675672, 788284, 1013508, 1182426, 1351344, 1576568, 1773639, 2027016, 2364852, 3153136, 3547278, 4054032, 4729704, 7094556, 9459408, 14189112, 28378224]

約数ペア:

[(1, 28378224), (2, 14189112), (3, 9459408), (4, 7094556), (6, 4729704), (7, 4054032), (8, 3547278), (9, 3153136), (12, 2364852), (14, 2027016), (16, 1773639), (18, 1576568), (21, 1351344), (24, 1182426), (28, 1013508), (36, 788284), (42, 675672), (47, 603792), (48, 591213), (56, 506754), (63, 450448), (72, 394142), (84, 337836), (94, 301896), (112, 253377), (126, 225224), (141, 201264), (144, 197071), (168, 168918), (188, 150948), (252, 112612), (282, 100632), (329, 86256), (336, 84459), (376, 75474), (423, 67088), (504, 56306), (564, 50316), (599, 47376), (658, 43128), (752, 37737), (846, 33544), (987, 28752), (1008, 28153), (1128, 25158), (1198, 23688), (1316, 21564), (1692, 16772), (1797, 15792), (1974, 14376), (2256, 12579), (2396, 11844), (2632, 10782), (2961, 9584), (3384, 8386), (3594, 7896), (3948, 7188), (4193, 6768), (4792, 5922), (5264, 5391)]