90018048

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 261632000

約数和(自身を除く): 171613952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 186, 192, 199, 228, 248, 256, 304, 372, 384, 398, 456, 496, 589, 597, 608, 744, 768, 796, 912, 992, 1178, 1194, 1216, 1488, 1592, 1767, 1824, 1984, 2356, 2388, 2432, 2976, 3184, 3534, 3648, 3781, 3968, 4712, 4776, 4864, 5952, 6169, 6368, 7068, 7296, 7562, 7936, 9424, 9552, 11343, 11904, 12338, 12736, 14136, 14592, 15124, 18507, 18848, 19104, 22686, 23808, 24676, 25472, 28272, 30248, 37014, 37696, 38208, 45372, 49352, 50944, 56544, 60496, 74028, 75392, 76416, 90744, 98704, 113088, 117211, 120992, 148056, 150784, 152832, 181488, 197408, 226176, 234422, 241984, 296112, 351633, 362976, 394816, 452352, 468844, 483968, 592224, 703266, 725952, 789632, 937688, 967936, 1184448, 1406532, 1451904, 1579264, 1875376, 2368896, 2813064, 2903808, 3750752, 4737792, 5626128, 7501504, 11252256, 15003008, 22504512, 30006016, 45009024, 90018048]

約数ペア:

[(1, 90018048), (2, 45009024), (3, 30006016), (4, 22504512), (6, 15003008), (8, 11252256), (12, 7501504), (16, 5626128), (19, 4737792), (24, 3750752), (31, 2903808), (32, 2813064), (38, 2368896), (48, 1875376), (57, 1579264), (62, 1451904), (64, 1406532), (76, 1184448), (93, 967936), (96, 937688), (114, 789632), (124, 725952), (128, 703266), (152, 592224), (186, 483968), (192, 468844), (199, 452352), (228, 394816), (248, 362976), (256, 351633), (304, 296112), (372, 241984), (384, 234422), (398, 226176), (456, 197408), (496, 181488), (589, 152832), (597, 150784), (608, 148056), (744, 120992), (768, 117211), (796, 113088), (912, 98704), (992, 90744), (1178, 76416), (1194, 75392), (1216, 74028), (1488, 60496), (1592, 56544), (1767, 50944), (1824, 49352), (1984, 45372), (2356, 38208), (2388, 37696), (2432, 37014), (2976, 30248), (3184, 28272), (3534, 25472), (3648, 24676), (3781, 23808), (3968, 22686), (4712, 19104), (4776, 18848), (4864, 18507), (5952, 15124), (6169, 14592), (6368, 14136), (7068, 12736), (7296, 12338), (7562, 11904), (7936, 11343), (9424, 9552)]