78699460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:845

約数の個数: 96

約数和(自身を含む): 204906240

約数和(自身を除く): 126206780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 301, 340, 430, 476, 595, 602, 731, 769, 860, 1190, 1204, 1462, 1505, 1538, 2380, 2924, 3010, 3076, 3655, 3845, 5117, 5383, 6020, 7310, 7690, 10234, 10766, 13073, 14620, 15380, 20468, 21532, 25585, 26146, 26915, 33067, 51170, 52292, 53830, 65365, 66134, 91511, 102340, 107660, 130730, 132268, 165335, 183022, 231469, 261460, 330670, 366044, 457555, 462938, 562139, 661340, 915110, 925876, 1124278, 1157345, 1830220, 2248556, 2314690, 2810695, 3934973, 4629380, 5621390, 7869946, 11242780, 15739892, 19674865, 39349730, 78699460]

約数ペア:

[(1, 78699460), (2, 39349730), (4, 19674865), (5, 15739892), (7, 11242780), (10, 7869946), (14, 5621390), (17, 4629380), (20, 3934973), (28, 2810695), (34, 2314690), (35, 2248556), (43, 1830220), (68, 1157345), (70, 1124278), (85, 925876), (86, 915110), (119, 661340), (140, 562139), (170, 462938), (172, 457555), (215, 366044), (238, 330670), (301, 261460), (340, 231469), (430, 183022), (476, 165335), (595, 132268), (602, 130730), (731, 107660), (769, 102340), (860, 91511), (1190, 66134), (1204, 65365), (1462, 53830), (1505, 52292), (1538, 51170), (2380, 33067), (2924, 26915), (3010, 26146), (3076, 25585), (3655, 21532), (3845, 20468), (5117, 15380), (5383, 14620), (6020, 13073), (7310, 10766), (7690, 10234)]