261572166

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 120

約数和(自身を含む): 643683216

約数和(自身を除く): 382111050

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 81, 102, 111, 151, 153, 162, 222, 289, 302, 306, 333, 453, 459, 578, 629, 666, 867, 906, 918, 999, 1258, 1359, 1377, 1734, 1887, 1998, 2567, 2601, 2718, 2754, 2997, 3774, 4077, 5134, 5202, 5587, 5661, 5994, 7701, 7803, 8154, 10693, 11174, 11322, 12231, 15402, 15606, 16761, 16983, 21386, 23103, 23409, 24462, 32079, 33522, 33966, 43639, 46206, 46818, 50283, 50949, 64158, 69309, 87278, 94979, 96237, 100566, 101898, 130917, 138618, 150849, 189958, 192474, 207927, 261834, 284937, 288711, 301698, 392751, 415854, 452547, 569874, 577422, 785502, 854811, 866133, 905094, 1178253, 1614643, 1709622, 1732266, 2356506, 2564433, 3229286, 3534759, 4843929, 5128866, 7069518, 7693299, 9687858, 14531787, 15386598, 29063574, 43595361, 87190722, 130786083, 261572166]

約数ペア:

[(1, 261572166), (2, 130786083), (3, 87190722), (6, 43595361), (9, 29063574), (17, 15386598), (18, 14531787), (27, 9687858), (34, 7693299), (37, 7069518), (51, 5128866), (54, 4843929), (74, 3534759), (81, 3229286), (102, 2564433), (111, 2356506), (151, 1732266), (153, 1709622), (162, 1614643), (222, 1178253), (289, 905094), (302, 866133), (306, 854811), (333, 785502), (453, 577422), (459, 569874), (578, 452547), (629, 415854), (666, 392751), (867, 301698), (906, 288711), (918, 284937), (999, 261834), (1258, 207927), (1359, 192474), (1377, 189958), (1734, 150849), (1887, 138618), (1998, 130917), (2567, 101898), (2601, 100566), (2718, 96237), (2754, 94979), (2997, 87278), (3774, 69309), (4077, 64158), (5134, 50949), (5202, 50283), (5587, 46818), (5661, 46206), (5994, 43639), (7701, 33966), (7803, 33522), (8154, 32079), (10693, 24462), (11174, 23409), (11322, 23103), (12231, 21386), (15402, 16983), (15606, 16761)]