23974020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 84913920

約数和(自身を除く): 60939900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 359, 371, 420, 477, 530, 630, 636, 718, 742, 795, 954, 1060, 1077, 1113, 1260, 1436, 1484, 1590, 1795, 1855, 1908, 2154, 2226, 2385, 2513, 3180, 3231, 3339, 3590, 3710, 4308, 4452, 4770, 5026, 5385, 5565, 6462, 6678, 7180, 7420, 7539, 9540, 10052, 10770, 11130, 12565, 12924, 13356, 15078, 16155, 16695, 19027, 21540, 22260, 22617, 25130, 30156, 32310, 33390, 37695, 38054, 45234, 50260, 57081, 64620, 66780, 75390, 76108, 90468, 95135, 113085, 114162, 133189, 150780, 171243, 190270, 226170, 228324, 266378, 285405, 342486, 380540, 399567, 452340, 532756, 570810, 665945, 684972, 799134, 856215, 1141620, 1198701, 1331890, 1598268, 1712430, 1997835, 2397402, 2663780, 3424860, 3995670, 4794804, 5993505, 7991340, 11987010, 23974020]

約数ペア:

[(1, 23974020), (2, 11987010), (3, 7991340), (4, 5993505), (5, 4794804), (6, 3995670), (7, 3424860), (9, 2663780), (10, 2397402), (12, 1997835), (14, 1712430), (15, 1598268), (18, 1331890), (20, 1198701), (21, 1141620), (28, 856215), (30, 799134), (35, 684972), (36, 665945), (42, 570810), (45, 532756), (53, 452340), (60, 399567), (63, 380540), (70, 342486), (84, 285405), (90, 266378), (105, 228324), (106, 226170), (126, 190270), (140, 171243), (159, 150780), (180, 133189), (210, 114162), (212, 113085), (252, 95135), (265, 90468), (315, 76108), (318, 75390), (359, 66780), (371, 64620), (420, 57081), (477, 50260), (530, 45234), (630, 38054), (636, 37695), (718, 33390), (742, 32310), (795, 30156), (954, 25130), (1060, 22617), (1077, 22260), (1113, 21540), (1260, 19027), (1436, 16695), (1484, 16155), (1590, 15078), (1795, 13356), (1855, 12924), (1908, 12565), (2154, 11130), (2226, 10770), (2385, 10052), (2513, 9540), (3180, 7539), (3231, 7420), (3339, 7180), (3590, 6678), (3710, 6462), (4308, 5565), (4452, 5385), (4770, 5026)]