19172400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1263

約数の個数: 120

約数和(自身を含む): 66193680

約数和(自身を除く): 47021280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1229, 1300, 1560, 1950, 2458, 2600, 3120, 3687, 3900, 4916, 5200, 6145, 7374, 7800, 9832, 12290, 14748, 15600, 15977, 18435, 19664, 24580, 29496, 30725, 31954, 36870, 47931, 49160, 58992, 61450, 63908, 73740, 79885, 92175, 95862, 98320, 122900, 127816, 147480, 159770, 184350, 191724, 239655, 245800, 255632, 294960, 319540, 368700, 383448, 399425, 479310, 491600, 639080, 737400, 766896, 798850, 958620, 1198275, 1278160, 1474800, 1597700, 1917240, 2396550, 3195400, 3834480, 4793100, 6390800, 9586200, 19172400]

約数ペア:

[(1, 19172400), (2, 9586200), (3, 6390800), (4, 4793100), (5, 3834480), (6, 3195400), (8, 2396550), (10, 1917240), (12, 1597700), (13, 1474800), (15, 1278160), (16, 1198275), (20, 958620), (24, 798850), (25, 766896), (26, 737400), (30, 639080), (39, 491600), (40, 479310), (48, 399425), (50, 383448), (52, 368700), (60, 319540), (65, 294960), (75, 255632), (78, 245800), (80, 239655), (100, 191724), (104, 184350), (120, 159770), (130, 147480), (150, 127816), (156, 122900), (195, 98320), (200, 95862), (208, 92175), (240, 79885), (260, 73740), (300, 63908), (312, 61450), (325, 58992), (390, 49160), (400, 47931), (520, 36870), (600, 31954), (624, 30725), (650, 29496), (780, 24580), (975, 19664), (1040, 18435), (1200, 15977), (1229, 15600), (1300, 14748), (1560, 12290), (1950, 9832), (2458, 7800), (2600, 7374), (3120, 6145), (3687, 5200), (3900, 4916)]