139138540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 327849984

約数和(自身を除く): 188711444

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 43, 62, 68, 85, 86, 124, 155, 170, 172, 215, 307, 310, 340, 430, 527, 614, 620, 731, 860, 1054, 1228, 1333, 1462, 1535, 2108, 2635, 2666, 2924, 3070, 3655, 5219, 5270, 5332, 6140, 6665, 7310, 9517, 10438, 10540, 13201, 13330, 14620, 19034, 20876, 22661, 26095, 26402, 26660, 38068, 45322, 47585, 52190, 52804, 66005, 90644, 95170, 104380, 113305, 132010, 161789, 190340, 224417, 226610, 264020, 323578, 409231, 448834, 453220, 647156, 808945, 818462, 897668, 1122085, 1617890, 1636924, 2046155, 2244170, 3235780, 4092310, 4488340, 6956927, 8184620, 13913854, 27827708, 34784635, 69569270, 139138540]

約数ペア:

[(1, 139138540), (2, 69569270), (4, 34784635), (5, 27827708), (10, 13913854), (17, 8184620), (20, 6956927), (31, 4488340), (34, 4092310), (43, 3235780), (62, 2244170), (68, 2046155), (85, 1636924), (86, 1617890), (124, 1122085), (155, 897668), (170, 818462), (172, 808945), (215, 647156), (307, 453220), (310, 448834), (340, 409231), (430, 323578), (527, 264020), (614, 226610), (620, 224417), (731, 190340), (860, 161789), (1054, 132010), (1228, 113305), (1333, 104380), (1462, 95170), (1535, 90644), (2108, 66005), (2635, 52804), (2666, 52190), (2924, 47585), (3070, 45322), (3655, 38068), (5219, 26660), (5270, 26402), (5332, 26095), (6140, 22661), (6665, 20876), (7310, 19034), (9517, 14620), (10438, 13330), (10540, 13201)]