309094578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 791350560

約数和(自身を除く): 482255982

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 43, 51, 78, 86, 102, 117, 129, 139, 153, 169, 221, 234, 258, 278, 306, 338, 387, 417, 442, 507, 559, 663, 731, 774, 834, 1014, 1118, 1251, 1326, 1462, 1521, 1677, 1807, 1989, 2193, 2363, 2502, 2873, 3042, 3354, 3614, 3978, 4386, 4726, 5031, 5421, 5746, 5977, 6579, 7089, 7267, 8619, 9503, 10062, 10842, 11954, 13158, 14178, 14534, 16263, 17238, 17931, 19006, 21267, 21801, 23491, 25857, 28509, 30719, 32526, 35862, 42534, 43602, 46982, 51714, 53793, 57018, 61438, 65403, 70473, 77701, 85527, 92157, 101609, 107586, 123539, 130806, 140946, 155402, 171054, 184314, 203218, 211419, 233103, 247078, 276471, 304827, 370617, 399347, 422838, 466206, 552942, 609654, 699309, 741234, 798694, 914481, 1010113, 1111851, 1198041, 1320917, 1398618, 1828962, 2020226, 2223702, 2396082, 2641834, 3030339, 3594123, 3962751, 6060678, 7188246, 7925502, 9091017, 11888253, 17171921, 18182034, 23776506, 34343842, 51515763, 103031526, 154547289, 309094578]

約数ペア:

[(1, 309094578), (2, 154547289), (3, 103031526), (6, 51515763), (9, 34343842), (13, 23776506), (17, 18182034), (18, 17171921), (26, 11888253), (34, 9091017), (39, 7925502), (43, 7188246), (51, 6060678), (78, 3962751), (86, 3594123), (102, 3030339), (117, 2641834), (129, 2396082), (139, 2223702), (153, 2020226), (169, 1828962), (221, 1398618), (234, 1320917), (258, 1198041), (278, 1111851), (306, 1010113), (338, 914481), (387, 798694), (417, 741234), (442, 699309), (507, 609654), (559, 552942), (663, 466206), (731, 422838), (774, 399347), (834, 370617), (1014, 304827), (1118, 276471), (1251, 247078), (1326, 233103), (1462, 211419), (1521, 203218), (1677, 184314), (1807, 171054), (1989, 155402), (2193, 140946), (2363, 130806), (2502, 123539), (2873, 107586), (3042, 101609), (3354, 92157), (3614, 85527), (3978, 77701), (4386, 70473), (4726, 65403), (5031, 61438), (5421, 57018), (5746, 53793), (5977, 51714), (6579, 46982), (7089, 43602), (7267, 42534), (8619, 35862), (9503, 32526), (10062, 30719), (10842, 28509), (11954, 25857), (13158, 23491), (14178, 21801), (14534, 21267), (16263, 19006), (17238, 17931)]