202218320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 492356880

約数和(自身を除く): 290138560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 148, 185, 212, 265, 296, 370, 424, 530, 592, 740, 848, 1060, 1289, 1480, 1961, 2120, 2578, 2960, 3922, 4240, 5156, 6445, 7844, 9805, 10312, 12890, 15688, 19610, 20624, 25780, 31376, 39220, 47693, 51560, 68317, 78440, 95386, 103120, 136634, 156880, 190772, 238465, 273268, 341585, 381544, 476930, 546536, 683170, 763088, 953860, 1093072, 1366340, 1907720, 2527729, 2732680, 3815440, 5055458, 5465360, 10110916, 12638645, 20221832, 25277290, 40443664, 50554580, 101109160, 202218320]

約数ペア:

[(1, 202218320), (2, 101109160), (4, 50554580), (5, 40443664), (8, 25277290), (10, 20221832), (16, 12638645), (20, 10110916), (37, 5465360), (40, 5055458), (53, 3815440), (74, 2732680), (80, 2527729), (106, 1907720), (148, 1366340), (185, 1093072), (212, 953860), (265, 763088), (296, 683170), (370, 546536), (424, 476930), (530, 381544), (592, 341585), (740, 273268), (848, 238465), (1060, 190772), (1289, 156880), (1480, 136634), (1961, 103120), (2120, 95386), (2578, 78440), (2960, 68317), (3922, 51560), (4240, 47693), (5156, 39220), (6445, 31376), (7844, 25780), (9805, 20624), (10312, 19610), (12890, 15688)]