209282240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 168

約数和(自身を含む): 553955712

約数和(自身を除く): 344673472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 73, 80, 85, 124, 136, 146, 155, 160, 170, 248, 272, 289, 292, 310, 320, 340, 365, 496, 527, 544, 578, 584, 620, 680, 730, 992, 1054, 1088, 1156, 1168, 1240, 1241, 1360, 1445, 1460, 1984, 2108, 2263, 2312, 2336, 2480, 2482, 2635, 2720, 2890, 2920, 4216, 4526, 4624, 4672, 4960, 4964, 5270, 5440, 5780, 5840, 6205, 8432, 8959, 9052, 9248, 9920, 9928, 10540, 11315, 11560, 11680, 12410, 16864, 17918, 18104, 18496, 19856, 21080, 21097, 22630, 23120, 23360, 24820, 33728, 35836, 36208, 38471, 39712, 42160, 42194, 44795, 45260, 46240, 49640, 71672, 72416, 76942, 79424, 84320, 84388, 89590, 90520, 92480, 99280, 105485, 143344, 144832, 153884, 168640, 168776, 179180, 181040, 192355, 198560, 210970, 286688, 307768, 337552, 358360, 362080, 384710, 397120, 421940, 573376, 615536, 654007, 675104, 716720, 724160, 769420, 843880, 1231072, 1308014, 1350208, 1433440, 1538840, 1687760, 2462144, 2616028, 2866880, 3077680, 3270035, 3375520, 5232056, 6155360, 6540070, 6751040, 10464112, 12310720, 13080140, 20928224, 26160280, 41856448, 52320560, 104641120, 209282240]

約数ペア:

[(1, 209282240), (2, 104641120), (4, 52320560), (5, 41856448), (8, 26160280), (10, 20928224), (16, 13080140), (17, 12310720), (20, 10464112), (31, 6751040), (32, 6540070), (34, 6155360), (40, 5232056), (62, 3375520), (64, 3270035), (68, 3077680), (73, 2866880), (80, 2616028), (85, 2462144), (124, 1687760), (136, 1538840), (146, 1433440), (155, 1350208), (160, 1308014), (170, 1231072), (248, 843880), (272, 769420), (289, 724160), (292, 716720), (310, 675104), (320, 654007), (340, 615536), (365, 573376), (496, 421940), (527, 397120), (544, 384710), (578, 362080), (584, 358360), (620, 337552), (680, 307768), (730, 286688), (992, 210970), (1054, 198560), (1088, 192355), (1156, 181040), (1168, 179180), (1240, 168776), (1241, 168640), (1360, 153884), (1445, 144832), (1460, 143344), (1984, 105485), (2108, 99280), (2263, 92480), (2312, 90520), (2336, 89590), (2480, 84388), (2482, 84320), (2635, 79424), (2720, 76942), (2890, 72416), (2920, 71672), (4216, 49640), (4526, 46240), (4624, 45260), (4672, 44795), (4960, 42194), (4964, 42160), (5270, 39712), (5440, 38471), (5780, 36208), (5840, 35836), (6205, 33728), (8432, 24820), (8959, 23360), (9052, 23120), (9248, 22630), (9920, 21097), (9928, 21080), (10540, 19856), (11315, 18496), (11560, 18104), (11680, 17918), (12410, 16864)]