720275328

素因数分解:

$2^7\times 3^7\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 2248243200

約数和(自身を除く): 1527967872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 83, 93, 96, 108, 124, 128, 144, 162, 166, 186, 192, 216, 243, 248, 249, 279, 288, 324, 332, 372, 384, 432, 486, 496, 498, 558, 576, 648, 664, 729, 744, 747, 837, 864, 972, 992, 996, 1116, 1152, 1296, 1328, 1458, 1488, 1494, 1674, 1728, 1944, 1984, 1992, 2187, 2232, 2241, 2511, 2573, 2592, 2656, 2916, 2976, 2988, 3348, 3456, 3888, 3968, 3984, 4374, 4464, 4482, 5022, 5146, 5184, 5312, 5832, 5952, 5976, 6696, 6723, 7533, 7719, 7776, 7968, 8748, 8928, 8964, 10044, 10292, 10368, 10624, 11664, 11904, 11952, 13392, 13446, 15066, 15438, 15552, 15936, 17496, 17856, 17928, 20088, 20169, 20584, 22599, 23157, 23328, 23904, 26784, 26892, 30132, 30876, 31104, 31872, 34992, 35712, 35856, 40176, 40338, 41168, 45198, 46314, 46656, 47808, 53568, 53784, 60264, 60507, 61752, 67797, 69471, 69984, 71712, 80352, 80676, 82336, 90396, 92628, 93312, 95616, 107136, 107568, 120528, 121014, 123504, 135594, 138942, 139968, 143424, 160704, 161352, 164672, 180792, 181521, 185256, 208413, 215136, 241056, 242028, 247008, 271188, 277884, 279936, 286848, 321408, 322704, 329344, 361584, 363042, 370512, 416826, 430272, 482112, 484056, 494016, 542376, 555768, 625239, 645408, 723168, 726084, 741024, 833652, 860544, 964224, 968112, 988032, 1084752, 1111536, 1250478, 1290816, 1446336, 1452168, 1482048, 1667304, 1875717, 1936224, 2169504, 2223072, 2500956, 2581632, 2892672, 2904336, 2964096, 3334608, 3751434, 3872448, 4339008, 4446144, 5001912, 5627151, 5808672, 6669216, 7502868, 7744896, 8678016, 8892288, 10003824, 11254302, 11617344, 13338432, 15005736, 20007648, 22508604, 23234688, 26676864, 30011472, 40015296, 45017208, 60022944, 80030592, 90034416, 120045888, 180068832, 240091776, 360137664, 720275328]

約数ペア:

[(1, 720275328), (2, 360137664), (3, 240091776), (4, 180068832), (6, 120045888), (8, 90034416), (9, 80030592), (12, 60022944), (16, 45017208), (18, 40015296), (24, 30011472), (27, 26676864), (31, 23234688), (32, 22508604), (36, 20007648), (48, 15005736), (54, 13338432), (62, 11617344), (64, 11254302), (72, 10003824), (81, 8892288), (83, 8678016), (93, 7744896), (96, 7502868), (108, 6669216), (124, 5808672), (128, 5627151), (144, 5001912), (162, 4446144), (166, 4339008), (186, 3872448), (192, 3751434), (216, 3334608), (243, 2964096), (248, 2904336), (249, 2892672), (279, 2581632), (288, 2500956), (324, 2223072), (332, 2169504), (372, 1936224), (384, 1875717), (432, 1667304), (486, 1482048), (496, 1452168), (498, 1446336), (558, 1290816), (576, 1250478), (648, 1111536), (664, 1084752), (729, 988032), (744, 968112), (747, 964224), (837, 860544), (864, 833652), (972, 741024), (992, 726084), (996, 723168), (1116, 645408), (1152, 625239), (1296, 555768), (1328, 542376), (1458, 494016), (1488, 484056), (1494, 482112), (1674, 430272), (1728, 416826), (1944, 370512), (1984, 363042), (1992, 361584), (2187, 329344), (2232, 322704), (2241, 321408), (2511, 286848), (2573, 279936), (2592, 277884), (2656, 271188), (2916, 247008), (2976, 242028), (2988, 241056), (3348, 215136), (3456, 208413), (3888, 185256), (3968, 181521), (3984, 180792), (4374, 164672), (4464, 161352), (4482, 160704), (5022, 143424), (5146, 139968), (5184, 138942), (5312, 135594), (5832, 123504), (5952, 121014), (5976, 120528), (6696, 107568), (6723, 107136), (7533, 95616), (7719, 93312), (7776, 92628), (7968, 90396), (8748, 82336), (8928, 80676), (8964, 80352), (10044, 71712), (10292, 69984), (10368, 69471), (10624, 67797), (11664, 61752), (11904, 60507), (11952, 60264), (13392, 53784), (13446, 53568), (15066, 47808), (15438, 46656), (15552, 46314), (15936, 45198), (17496, 41168), (17856, 40338), (17928, 40176), (20088, 35856), (20169, 35712), (20584, 34992), (22599, 31872), (23157, 31104), (23328, 30876), (23904, 30132), (26784, 26892)]