236997780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 676341120

約数和(自身を除く): 439343340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 157, 181, 278, 314, 362, 417, 471, 543, 556, 628, 695, 724, 785, 834, 905, 942, 1086, 1390, 1570, 1668, 1810, 1884, 2085, 2172, 2355, 2715, 2780, 3140, 3620, 4170, 4710, 5430, 8340, 9420, 10860, 21823, 25159, 28417, 43646, 50318, 56834, 65469, 75477, 85251, 87292, 100636, 109115, 113668, 125795, 130938, 142085, 150954, 170502, 218230, 251590, 261876, 284170, 301908, 327345, 341004, 377385, 426255, 436460, 503180, 568340, 654690, 754770, 852510, 1309380, 1509540, 1705020, 3949963, 7899926, 11849889, 15799852, 19749815, 23699778, 39499630, 47399556, 59249445, 78999260, 118498890, 236997780]

約数ペア:

[(1, 236997780), (2, 118498890), (3, 78999260), (4, 59249445), (5, 47399556), (6, 39499630), (10, 23699778), (12, 19749815), (15, 15799852), (20, 11849889), (30, 7899926), (60, 3949963), (139, 1705020), (157, 1509540), (181, 1309380), (278, 852510), (314, 754770), (362, 654690), (417, 568340), (471, 503180), (543, 436460), (556, 426255), (628, 377385), (695, 341004), (724, 327345), (785, 301908), (834, 284170), (905, 261876), (942, 251590), (1086, 218230), (1390, 170502), (1570, 150954), (1668, 142085), (1810, 130938), (1884, 125795), (2085, 113668), (2172, 109115), (2355, 100636), (2715, 87292), (2780, 85251), (3140, 75477), (3620, 65469), (4170, 56834), (4710, 50318), (5430, 43646), (8340, 28417), (9420, 25159), (10860, 21823)]