197895720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149921}}^1$

素因数の和:149946

約数の個数: 64

約数和(自身を含む): 647663040

約数和(自身を除く): 449767320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 149921, 299842, 449763, 599684, 749605, 899526, 1199368, 1499210, 1649131, 1799052, 2248815, 2998420, 3298262, 3598104, 4497630, 4947393, 5996840, 6596524, 8245655, 8995260, 9894786, 13193048, 16491310, 17990520, 19789572, 24736965, 32982620, 39579144, 49473930, 65965240, 98947860, 197895720]

約数ペア:

[(1, 197895720), (2, 98947860), (3, 65965240), (4, 49473930), (5, 39579144), (6, 32982620), (8, 24736965), (10, 19789572), (11, 17990520), (12, 16491310), (15, 13193048), (20, 9894786), (22, 8995260), (24, 8245655), (30, 6596524), (33, 5996840), (40, 4947393), (44, 4497630), (55, 3598104), (60, 3298262), (66, 2998420), (88, 2248815), (110, 1799052), (120, 1649131), (132, 1499210), (165, 1199368), (220, 899526), (264, 749605), (330, 599684), (440, 449763), (660, 299842), (1320, 149921)]