28151970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1741}}^1$

素因数の和:1776

約数の個数: 96

約数和(自身を含む): 85790016

約数和(自身を除く): 57638046

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 49, 55, 66, 70, 77, 98, 105, 110, 147, 154, 165, 210, 231, 245, 294, 330, 385, 462, 490, 539, 735, 770, 1078, 1155, 1470, 1617, 1741, 2310, 2695, 3234, 3482, 5223, 5390, 8085, 8705, 10446, 12187, 16170, 17410, 19151, 24374, 26115, 36561, 38302, 52230, 57453, 60935, 73122, 85309, 95755, 114906, 121870, 134057, 170618, 182805, 191510, 255927, 268114, 287265, 365610, 402171, 426545, 511854, 574530, 670285, 804342, 853090, 938399, 1279635, 1340570, 1876798, 2010855, 2559270, 2815197, 4021710, 4691995, 5630394, 9383990, 14075985, 28151970]

約数ペア:

[(1, 28151970), (2, 14075985), (3, 9383990), (5, 5630394), (6, 4691995), (7, 4021710), (10, 2815197), (11, 2559270), (14, 2010855), (15, 1876798), (21, 1340570), (22, 1279635), (30, 938399), (33, 853090), (35, 804342), (42, 670285), (49, 574530), (55, 511854), (66, 426545), (70, 402171), (77, 365610), (98, 287265), (105, 268114), (110, 255927), (147, 191510), (154, 182805), (165, 170618), (210, 134057), (231, 121870), (245, 114906), (294, 95755), (330, 85309), (385, 73122), (462, 60935), (490, 57453), (539, 52230), (735, 38302), (770, 36561), (1078, 26115), (1155, 24374), (1470, 19151), (1617, 17410), (1741, 16170), (2310, 12187), (2695, 10446), (3234, 8705), (3482, 8085), (5223, 5390)]