201426420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{919}}^1$

素因数の和:1225

約数の個数: 96

約数和(自身を含む): 610202880

約数和(自身を除く): 408776460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 281, 390, 562, 780, 843, 919, 1124, 1405, 1686, 1838, 2757, 2810, 3372, 3653, 3676, 4215, 4595, 5514, 5620, 7306, 8430, 9190, 10959, 11028, 11947, 13785, 14612, 16860, 18265, 18380, 21918, 23894, 27570, 35841, 36530, 43836, 47788, 54795, 55140, 59735, 71682, 73060, 109590, 119470, 143364, 179205, 219180, 238940, 258239, 358410, 516478, 716820, 774717, 1032956, 1291195, 1549434, 2582390, 3098868, 3357107, 3873585, 5164780, 6714214, 7747170, 10071321, 13428428, 15494340, 16785535, 20142642, 33571070, 40285284, 50356605, 67142140, 100713210, 201426420]

約数ペア:

[(1, 201426420), (2, 100713210), (3, 67142140), (4, 50356605), (5, 40285284), (6, 33571070), (10, 20142642), (12, 16785535), (13, 15494340), (15, 13428428), (20, 10071321), (26, 7747170), (30, 6714214), (39, 5164780), (52, 3873585), (60, 3357107), (65, 3098868), (78, 2582390), (130, 1549434), (156, 1291195), (195, 1032956), (260, 774717), (281, 716820), (390, 516478), (562, 358410), (780, 258239), (843, 238940), (919, 219180), (1124, 179205), (1405, 143364), (1686, 119470), (1838, 109590), (2757, 73060), (2810, 71682), (3372, 59735), (3653, 55140), (3676, 54795), (4215, 47788), (4595, 43836), (5514, 36530), (5620, 35841), (7306, 27570), (8430, 23894), (9190, 21918), (10959, 18380), (11028, 18265), (11947, 16860), (13785, 14612)]