2083140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 6447168

約数和(自身を除く): 4364028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 163, 180, 213, 284, 326, 355, 426, 489, 639, 652, 710, 815, 852, 978, 1065, 1278, 1420, 1467, 1630, 1956, 2130, 2445, 2556, 2934, 3195, 3260, 4260, 4890, 5868, 6390, 7335, 9780, 11573, 12780, 14670, 23146, 29340, 34719, 46292, 57865, 69438, 104157, 115730, 138876, 173595, 208314, 231460, 347190, 416628, 520785, 694380, 1041570, 2083140]

約数ペア:

[(1, 2083140), (2, 1041570), (3, 694380), (4, 520785), (5, 416628), (6, 347190), (9, 231460), (10, 208314), (12, 173595), (15, 138876), (18, 115730), (20, 104157), (30, 69438), (36, 57865), (45, 46292), (60, 34719), (71, 29340), (90, 23146), (142, 14670), (163, 12780), (180, 11573), (213, 9780), (284, 7335), (326, 6390), (355, 5868), (426, 4890), (489, 4260), (639, 3260), (652, 3195), (710, 2934), (815, 2556), (852, 2445), (978, 2130), (1065, 1956), (1278, 1630), (1420, 1467)]