191298420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2677}}^1$

素因数の和:3089

約数の個数: 72

約数和(自身を含む): 581950824

約数和(自身を除く): 390652404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 2677, 3573, 3970, 4764, 5354, 5955, 7146, 7940, 8031, 10708, 11910, 13385, 14292, 16062, 17865, 23820, 24093, 26770, 32124, 35730, 40155, 48186, 53540, 71460, 80310, 96372, 120465, 160620, 240930, 481860, 1062769, 2125538, 3188307, 4251076, 5313845, 6376614, 9564921, 10627690, 12753228, 15941535, 19129842, 21255380, 31883070, 38259684, 47824605, 63766140, 95649210, 191298420]

約数ペア:

[(1, 191298420), (2, 95649210), (3, 63766140), (4, 47824605), (5, 38259684), (6, 31883070), (9, 21255380), (10, 19129842), (12, 15941535), (15, 12753228), (18, 10627690), (20, 9564921), (30, 6376614), (36, 5313845), (45, 4251076), (60, 3188307), (90, 2125538), (180, 1062769), (397, 481860), (794, 240930), (1191, 160620), (1588, 120465), (1985, 96372), (2382, 80310), (2677, 71460), (3573, 53540), (3970, 48186), (4764, 40155), (5354, 35730), (5955, 32124), (7146, 26770), (7940, 24093), (8031, 23820), (10708, 17865), (11910, 16062), (13385, 14292)]