142556940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1613}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 433572048

約数和(自身を除く): 291015108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1473, 1613, 1964, 2455, 2946, 3226, 4419, 4839, 4910, 5892, 6452, 7365, 8065, 8838, 9678, 9820, 14517, 14730, 16130, 17676, 19356, 22095, 24195, 29034, 29460, 32260, 44190, 48390, 58068, 72585, 88380, 96780, 145170, 290340, 791983, 1583966, 2375949, 3167932, 3959915, 4751898, 7127847, 7919830, 9503796, 11879745, 14255694, 15839660, 23759490, 28511388, 35639235, 47518980, 71278470, 142556940]

約数ペア:

[(1, 142556940), (2, 71278470), (3, 47518980), (4, 35639235), (5, 28511388), (6, 23759490), (9, 15839660), (10, 14255694), (12, 11879745), (15, 9503796), (18, 7919830), (20, 7127847), (30, 4751898), (36, 3959915), (45, 3167932), (60, 2375949), (90, 1583966), (180, 791983), (491, 290340), (982, 145170), (1473, 96780), (1613, 88380), (1964, 72585), (2455, 58068), (2946, 48390), (3226, 44190), (4419, 32260), (4839, 29460), (4910, 29034), (5892, 24195), (6452, 22095), (7365, 19356), (8065, 17676), (8838, 16130), (9678, 14730), (9820, 14517)]