208889430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1663}}^1$

素因数の和:1805

約数の個数: 64

約数和(自身を含む): 517570560

約数和(自身を除く): 308681130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 79, 106, 158, 159, 237, 265, 318, 395, 474, 530, 790, 795, 1185, 1590, 1663, 2370, 3326, 4187, 4989, 8315, 8374, 9978, 12561, 16630, 20935, 24945, 25122, 41870, 49890, 62805, 88139, 125610, 131377, 176278, 262754, 264417, 394131, 440695, 528834, 656885, 788262, 881390, 1313770, 1322085, 1970655, 2644170, 3941310, 6962981, 13925962, 20888943, 34814905, 41777886, 69629810, 104444715, 208889430]

約数ペア:

[(1, 208889430), (2, 104444715), (3, 69629810), (5, 41777886), (6, 34814905), (10, 20888943), (15, 13925962), (30, 6962981), (53, 3941310), (79, 2644170), (106, 1970655), (158, 1322085), (159, 1313770), (237, 881390), (265, 788262), (318, 656885), (395, 528834), (474, 440695), (530, 394131), (790, 264417), (795, 262754), (1185, 176278), (1590, 131377), (1663, 125610), (2370, 88139), (3326, 62805), (4187, 49890), (4989, 41870), (8315, 25122), (8374, 24945), (9978, 20935), (12561, 16630)]