90940480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 112

約数和(自身を含む): 233446320

約数和(自身を除く): 142505840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 80, 85, 136, 146, 160, 170, 229, 272, 292, 320, 340, 365, 458, 544, 584, 680, 730, 916, 1088, 1145, 1168, 1241, 1360, 1460, 1832, 2290, 2336, 2482, 2720, 2920, 3664, 3893, 4580, 4672, 4964, 5440, 5840, 6205, 7328, 7786, 9160, 9928, 11680, 12410, 14656, 15572, 16717, 18320, 19465, 19856, 23360, 24820, 31144, 33434, 36640, 38930, 39712, 49640, 62288, 66868, 73280, 77860, 79424, 83585, 99280, 124576, 133736, 155720, 167170, 198560, 249152, 267472, 284189, 311440, 334340, 397120, 534944, 568378, 622880, 668680, 1069888, 1136756, 1245760, 1337360, 1420945, 2273512, 2674720, 2841890, 4547024, 5349440, 5683780, 9094048, 11367560, 18188096, 22735120, 45470240, 90940480]

約数ペア:

[(1, 90940480), (2, 45470240), (4, 22735120), (5, 18188096), (8, 11367560), (10, 9094048), (16, 5683780), (17, 5349440), (20, 4547024), (32, 2841890), (34, 2674720), (40, 2273512), (64, 1420945), (68, 1337360), (73, 1245760), (80, 1136756), (85, 1069888), (136, 668680), (146, 622880), (160, 568378), (170, 534944), (229, 397120), (272, 334340), (292, 311440), (320, 284189), (340, 267472), (365, 249152), (458, 198560), (544, 167170), (584, 155720), (680, 133736), (730, 124576), (916, 99280), (1088, 83585), (1145, 79424), (1168, 77860), (1241, 73280), (1360, 66868), (1460, 62288), (1832, 49640), (2290, 39712), (2336, 38930), (2482, 36640), (2720, 33434), (2920, 31144), (3664, 24820), (3893, 23360), (4580, 19856), (4672, 19465), (4964, 18320), (5440, 16717), (5840, 15572), (6205, 14656), (7328, 12410), (7786, 11680), (9160, 9928)]