202399960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 557850240

約数和(自身を除く): 355450280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 101, 119, 136, 140, 170, 202, 238, 280, 340, 404, 421, 476, 505, 595, 680, 707, 808, 842, 952, 1010, 1190, 1414, 1684, 1717, 2020, 2105, 2380, 2828, 2947, 3368, 3434, 3535, 4040, 4210, 4760, 5656, 5894, 6868, 7070, 7157, 8420, 8585, 11788, 12019, 13736, 14140, 14314, 14735, 16840, 17170, 23576, 24038, 28280, 28628, 29470, 34340, 35785, 42521, 48076, 50099, 57256, 58940, 60095, 68680, 71570, 85042, 96152, 100198, 117880, 120190, 143140, 170084, 200396, 212605, 240380, 250495, 286280, 297647, 340168, 400792, 425210, 480760, 500990, 595294, 722857, 850420, 1001980, 1190588, 1445714, 1488235, 1700840, 2003960, 2381176, 2891428, 2976470, 3614285, 5059999, 5782856, 5952940, 7228570, 10119998, 11905880, 14457140, 20239996, 25299995, 28914280, 40479992, 50599990, 101199980, 202399960]

約数ペア:

[(1, 202399960), (2, 101199980), (4, 50599990), (5, 40479992), (7, 28914280), (8, 25299995), (10, 20239996), (14, 14457140), (17, 11905880), (20, 10119998), (28, 7228570), (34, 5952940), (35, 5782856), (40, 5059999), (56, 3614285), (68, 2976470), (70, 2891428), (85, 2381176), (101, 2003960), (119, 1700840), (136, 1488235), (140, 1445714), (170, 1190588), (202, 1001980), (238, 850420), (280, 722857), (340, 595294), (404, 500990), (421, 480760), (476, 425210), (505, 400792), (595, 340168), (680, 297647), (707, 286280), (808, 250495), (842, 240380), (952, 212605), (1010, 200396), (1190, 170084), (1414, 143140), (1684, 120190), (1717, 117880), (2020, 100198), (2105, 96152), (2380, 85042), (2828, 71570), (2947, 68680), (3368, 60095), (3434, 58940), (3535, 57256), (4040, 50099), (4210, 48076), (4760, 42521), (5656, 35785), (5894, 34340), (6868, 29470), (7070, 28628), (7157, 28280), (8420, 24038), (8585, 23576), (11788, 17170), (12019, 16840), (13736, 14735), (14140, 14314)]