29902140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{613}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 91186368

約数和(自身を除く): 61284228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 613, 813, 1084, 1226, 1355, 1626, 1839, 2439, 2452, 2710, 3065, 3252, 3678, 4065, 4878, 5420, 5517, 6130, 7356, 8130, 9195, 9756, 11034, 12195, 12260, 16260, 18390, 22068, 24390, 27585, 36780, 48780, 55170, 110340, 166123, 332246, 498369, 664492, 830615, 996738, 1495107, 1661230, 1993476, 2491845, 2990214, 3322460, 4983690, 5980428, 7475535, 9967380, 14951070, 29902140]

約数ペア:

[(1, 29902140), (2, 14951070), (3, 9967380), (4, 7475535), (5, 5980428), (6, 4983690), (9, 3322460), (10, 2990214), (12, 2491845), (15, 1993476), (18, 1661230), (20, 1495107), (30, 996738), (36, 830615), (45, 664492), (60, 498369), (90, 332246), (180, 166123), (271, 110340), (542, 55170), (613, 48780), (813, 36780), (1084, 27585), (1226, 24390), (1355, 22068), (1626, 18390), (1839, 16260), (2439, 12260), (2452, 12195), (2710, 11034), (3065, 9756), (3252, 9195), (3678, 8130), (4065, 7356), (4878, 6130), (5420, 5517)]