348569488240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1011167}}^1$

素因数の和:1011350

約数の個数: 80

約数和(自身を含む): 842586071040

約数和(自身を除く): 494016582800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2780, 4309, 5560, 8618, 11120, 17236, 21545, 34472, 43090, 68944, 86180, 172360, 344720, 1011167, 2022334, 4044668, 5055835, 8089336, 10111670, 16178672, 20223340, 31346177, 40446680, 62692354, 80893360, 125384708, 140552213, 156730885, 250769416, 281104426, 313461770, 501538832, 562208852, 626923540, 702761065, 1124417704, 1253847080, 1405522130, 2248835408, 2507694160, 2811044260, 4357118603, 5622088520, 8714237206, 11244177040, 17428474412, 21785593015, 34856948824, 43571186030, 69713897648, 87142372060, 174284744120, 348569488240]

約数ペア:

[(1, 348569488240), (2, 174284744120), (4, 87142372060), (5, 69713897648), (8, 43571186030), (10, 34856948824), (16, 21785593015), (20, 17428474412), (31, 11244177040), (40, 8714237206), (62, 5622088520), (80, 4357118603), (124, 2811044260), (139, 2507694160), (155, 2248835408), (248, 1405522130), (278, 1253847080), (310, 1124417704), (496, 702761065), (556, 626923540), (620, 562208852), (695, 501538832), (1112, 313461770), (1240, 281104426), (1390, 250769416), (2224, 156730885), (2480, 140552213), (2780, 125384708), (4309, 80893360), (5560, 62692354), (8618, 40446680), (11120, 31346177), (17236, 20223340), (21545, 16178672), (34472, 10111670), (43090, 8089336), (68944, 5055835), (86180, 4044668), (172360, 2022334), (344720, 1011167)]