218996848

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:614

約数の個数: 80

約数和(自身を含む): 501396480

約数和(自身を除く): 282399632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 79, 106, 112, 158, 212, 316, 371, 424, 467, 553, 632, 742, 848, 934, 1106, 1264, 1484, 1868, 2212, 2968, 3269, 3736, 4187, 4424, 5936, 6538, 7472, 8374, 8848, 13076, 16748, 24751, 26152, 29309, 33496, 36893, 49502, 52304, 58618, 66992, 73786, 99004, 117236, 147572, 173257, 198008, 234472, 258251, 295144, 346514, 396016, 468944, 516502, 590288, 693028, 1033004, 1386056, 1955329, 2066008, 2772112, 3910658, 4132016, 7821316, 13687303, 15642632, 27374606, 31285264, 54749212, 109498424, 218996848]

約数ペア:

[(1, 218996848), (2, 109498424), (4, 54749212), (7, 31285264), (8, 27374606), (14, 15642632), (16, 13687303), (28, 7821316), (53, 4132016), (56, 3910658), (79, 2772112), (106, 2066008), (112, 1955329), (158, 1386056), (212, 1033004), (316, 693028), (371, 590288), (424, 516502), (467, 468944), (553, 396016), (632, 346514), (742, 295144), (848, 258251), (934, 234472), (1106, 198008), (1264, 173257), (1484, 147572), (1868, 117236), (2212, 99004), (2968, 73786), (3269, 66992), (3736, 58618), (4187, 52304), (4424, 49502), (5936, 36893), (6538, 33496), (7472, 29309), (8374, 26152), (8848, 24751), (13076, 16748)]