400986612

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 1211223552

約数和(自身を除く): 810236940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 37, 39, 52, 54, 62, 74, 78, 81, 83, 93, 108, 111, 117, 124, 148, 156, 162, 166, 186, 222, 234, 249, 279, 324, 332, 333, 351, 372, 403, 444, 468, 481, 498, 558, 666, 702, 747, 806, 837, 962, 996, 999, 1053, 1079, 1116, 1147, 1209, 1332, 1404, 1443, 1494, 1612, 1674, 1924, 1998, 2106, 2158, 2241, 2294, 2418, 2511, 2573, 2886, 2988, 2997, 3071, 3237, 3348, 3441, 3627, 3996, 4212, 4316, 4329, 4482, 4588, 4836, 5022, 5146, 5772, 5994, 6142, 6474, 6723, 6882, 7254, 7719, 8658, 8964, 9213, 9711, 10044, 10292, 10323, 10881, 11988, 12284, 12948, 12987, 13446, 13764, 14508, 14911, 15438, 17316, 18426, 19422, 20646, 21762, 23157, 25974, 26892, 27639, 29133, 29822, 30876, 30969, 32643, 33449, 36852, 38844, 38961, 39923, 41292, 43524, 44733, 46314, 51948, 55278, 58266, 59644, 61938, 65286, 66898, 69471, 77922, 79846, 82917, 87399, 89466, 92628, 92907, 95201, 100347, 110556, 116532, 119769, 123876, 130572, 133796, 134199, 138942, 155844, 159692, 165834, 174798, 178932, 185814, 190402, 200694, 208413, 239538, 248751, 268398, 277884, 285603, 301041, 331668, 349596, 359307, 371628, 380804, 401388, 402597, 416826, 479076, 497502, 536796, 571206, 602082, 718614, 805194, 833652, 856809, 903123, 995004, 1077921, 1142412, 1204164, 1207791, 1237613, 1437228, 1610388, 1713618, 1806246, 2155842, 2415582, 2475226, 2570427, 2709369, 3233763, 3427236, 3612492, 3712839, 4311684, 4831164, 4950452, 5140854, 5418738, 6467526, 7425678, 7711281, 10281708, 10837476, 11138517, 12935052, 14851356, 15422562, 22277034, 30845124, 33415551, 44554068, 66831102, 100246653, 133662204, 200493306, 400986612]

約数ペア:

[(1, 400986612), (2, 200493306), (3, 133662204), (4, 100246653), (6, 66831102), (9, 44554068), (12, 33415551), (13, 30845124), (18, 22277034), (26, 15422562), (27, 14851356), (31, 12935052), (36, 11138517), (37, 10837476), (39, 10281708), (52, 7711281), (54, 7425678), (62, 6467526), (74, 5418738), (78, 5140854), (81, 4950452), (83, 4831164), (93, 4311684), (108, 3712839), (111, 3612492), (117, 3427236), (124, 3233763), (148, 2709369), (156, 2570427), (162, 2475226), (166, 2415582), (186, 2155842), (222, 1806246), (234, 1713618), (249, 1610388), (279, 1437228), (324, 1237613), (332, 1207791), (333, 1204164), (351, 1142412), (372, 1077921), (403, 995004), (444, 903123), (468, 856809), (481, 833652), (498, 805194), (558, 718614), (666, 602082), (702, 571206), (747, 536796), (806, 497502), (837, 479076), (962, 416826), (996, 402597), (999, 401388), (1053, 380804), (1079, 371628), (1116, 359307), (1147, 349596), (1209, 331668), (1332, 301041), (1404, 285603), (1443, 277884), (1494, 268398), (1612, 248751), (1674, 239538), (1924, 208413), (1998, 200694), (2106, 190402), (2158, 185814), (2241, 178932), (2294, 174798), (2418, 165834), (2511, 159692), (2573, 155844), (2886, 138942), (2988, 134199), (2997, 133796), (3071, 130572), (3237, 123876), (3348, 119769), (3441, 116532), (3627, 110556), (3996, 100347), (4212, 95201), (4316, 92907), (4329, 92628), (4482, 89466), (4588, 87399), (4836, 82917), (5022, 79846), (5146, 77922), (5772, 69471), (5994, 66898), (6142, 65286), (6474, 61938), (6723, 59644), (6882, 58266), (7254, 55278), (7719, 51948), (8658, 46314), (8964, 44733), (9213, 43524), (9711, 41292), (10044, 39923), (10292, 38961), (10323, 38844), (10881, 36852), (11988, 33449), (12284, 32643), (12948, 30969), (12987, 30876), (13446, 29822), (13764, 29133), (14508, 27639), (14911, 26892), (15438, 25974), (17316, 23157), (18426, 21762), (19422, 20646)]