256436400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19427}}^1$

素因数の和:19459

約数の個数: 120

約数和(自身を含む): 896174784

約数和(自身を除く): 639738384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 132, 150, 165, 176, 200, 220, 240, 264, 275, 300, 330, 400, 440, 528, 550, 600, 660, 825, 880, 1100, 1200, 1320, 1650, 2200, 2640, 3300, 4400, 6600, 13200, 19427, 38854, 58281, 77708, 97135, 116562, 155416, 194270, 213697, 233124, 291405, 310832, 388540, 427394, 466248, 485675, 582810, 641091, 777080, 854788, 932496, 971350, 1068485, 1165620, 1282182, 1457025, 1554160, 1709576, 1942700, 2136970, 2331240, 2564364, 2914050, 3205455, 3419152, 3885400, 4273940, 4662480, 5128728, 5342425, 5828100, 6410910, 7770800, 8547880, 10257456, 10684850, 11656200, 12821820, 16027275, 17095760, 21369700, 23312400, 25643640, 32054550, 42739400, 51287280, 64109100, 85478800, 128218200, 256436400]

約数ペア:

[(1, 256436400), (2, 128218200), (3, 85478800), (4, 64109100), (5, 51287280), (6, 42739400), (8, 32054550), (10, 25643640), (11, 23312400), (12, 21369700), (15, 17095760), (16, 16027275), (20, 12821820), (22, 11656200), (24, 10684850), (25, 10257456), (30, 8547880), (33, 7770800), (40, 6410910), (44, 5828100), (48, 5342425), (50, 5128728), (55, 4662480), (60, 4273940), (66, 3885400), (75, 3419152), (80, 3205455), (88, 2914050), (100, 2564364), (110, 2331240), (120, 2136970), (132, 1942700), (150, 1709576), (165, 1554160), (176, 1457025), (200, 1282182), (220, 1165620), (240, 1068485), (264, 971350), (275, 932496), (300, 854788), (330, 777080), (400, 641091), (440, 582810), (528, 485675), (550, 466248), (600, 427394), (660, 388540), (825, 310832), (880, 291405), (1100, 233124), (1200, 213697), (1320, 194270), (1650, 155416), (2200, 116562), (2640, 97135), (3300, 77708), (4400, 58281), (6600, 38854), (13200, 19427)]