7951140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 24355968

約数和(自身を除く): 16404828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 271, 326, 489, 542, 652, 813, 815, 978, 1084, 1355, 1467, 1626, 1630, 1956, 2439, 2445, 2710, 2934, 3252, 3260, 4065, 4878, 4890, 5420, 5868, 7335, 8130, 9756, 9780, 12195, 14670, 16260, 24390, 29340, 44173, 48780, 88346, 132519, 176692, 220865, 265038, 397557, 441730, 530076, 662595, 795114, 883460, 1325190, 1590228, 1987785, 2650380, 3975570, 7951140]

約数ペア:

[(1, 7951140), (2, 3975570), (3, 2650380), (4, 1987785), (5, 1590228), (6, 1325190), (9, 883460), (10, 795114), (12, 662595), (15, 530076), (18, 441730), (20, 397557), (30, 265038), (36, 220865), (45, 176692), (60, 132519), (90, 88346), (163, 48780), (180, 44173), (271, 29340), (326, 24390), (489, 16260), (542, 14670), (652, 12195), (813, 9780), (815, 9756), (978, 8130), (1084, 7335), (1355, 5868), (1467, 5420), (1626, 4890), (1630, 4878), (1956, 4065), (2439, 3260), (2445, 3252), (2710, 2934)]