209755920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:302

約数の個数: 240

約数和(自身を含む): 740952576

約数和(自身を除く): 531196656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 121, 124, 132, 155, 165, 176, 186, 220, 233, 240, 242, 248, 264, 310, 330, 341, 363, 372, 440, 465, 466, 484, 496, 528, 605, 620, 660, 682, 699, 726, 744, 880, 930, 932, 968, 1023, 1165, 1210, 1240, 1320, 1364, 1398, 1452, 1488, 1705, 1815, 1860, 1864, 1936, 2046, 2330, 2420, 2480, 2563, 2640, 2728, 2796, 2904, 3410, 3495, 3630, 3720, 3728, 3751, 4092, 4660, 4840, 5115, 5126, 5456, 5592, 5808, 6820, 6990, 7223, 7260, 7440, 7502, 7689, 8184, 9320, 9680, 10230, 10252, 11184, 11253, 12815, 13640, 13980, 14446, 14520, 15004, 15378, 16368, 18640, 18755, 20460, 20504, 21669, 22506, 25630, 27280, 27960, 28193, 28892, 29040, 30008, 30756, 36115, 37510, 38445, 40920, 41008, 43338, 45012, 51260, 55920, 56265, 56386, 57784, 60016, 61512, 72230, 75020, 76890, 79453, 81840, 84579, 86676, 90024, 102520, 108345, 112530, 112772, 115568, 123024, 140965, 144460, 150040, 153780, 158906, 169158, 173352, 180048, 205040, 216690, 225060, 225544, 238359, 281930, 288920, 300080, 307560, 317812, 338316, 346704, 397265, 422895, 433380, 450120, 451088, 476718, 563860, 577840, 615120, 635624, 676632, 794530, 845790, 866760, 873983, 900240, 953436, 1127720, 1191795, 1271248, 1353264, 1589060, 1691580, 1733520, 1747966, 1906872, 2255440, 2383590, 2621949, 3178120, 3383160, 3495932, 3813744, 4369915, 4767180, 5243898, 6356240, 6766320, 6991864, 8739830, 9534360, 10487796, 13109745, 13983728, 17479660, 19068720, 20975592, 26219490, 34959320, 41951184, 52438980, 69918640, 104877960, 209755920]

約数ペア:

[(1, 209755920), (2, 104877960), (3, 69918640), (4, 52438980), (5, 41951184), (6, 34959320), (8, 26219490), (10, 20975592), (11, 19068720), (12, 17479660), (15, 13983728), (16, 13109745), (20, 10487796), (22, 9534360), (24, 8739830), (30, 6991864), (31, 6766320), (33, 6356240), (40, 5243898), (44, 4767180), (48, 4369915), (55, 3813744), (60, 3495932), (62, 3383160), (66, 3178120), (80, 2621949), (88, 2383590), (93, 2255440), (110, 1906872), (120, 1747966), (121, 1733520), (124, 1691580), (132, 1589060), (155, 1353264), (165, 1271248), (176, 1191795), (186, 1127720), (220, 953436), (233, 900240), (240, 873983), (242, 866760), (248, 845790), (264, 794530), (310, 676632), (330, 635624), (341, 615120), (363, 577840), (372, 563860), (440, 476718), (465, 451088), (466, 450120), (484, 433380), (496, 422895), (528, 397265), (605, 346704), (620, 338316), (660, 317812), (682, 307560), (699, 300080), (726, 288920), (744, 281930), (880, 238359), (930, 225544), (932, 225060), (968, 216690), (1023, 205040), (1165, 180048), (1210, 173352), (1240, 169158), (1320, 158906), (1364, 153780), (1398, 150040), (1452, 144460), (1488, 140965), (1705, 123024), (1815, 115568), (1860, 112772), (1864, 112530), (1936, 108345), (2046, 102520), (2330, 90024), (2420, 86676), (2480, 84579), (2563, 81840), (2640, 79453), (2728, 76890), (2796, 75020), (2904, 72230), (3410, 61512), (3495, 60016), (3630, 57784), (3720, 56386), (3728, 56265), (3751, 55920), (4092, 51260), (4660, 45012), (4840, 43338), (5115, 41008), (5126, 40920), (5456, 38445), (5592, 37510), (5808, 36115), (6820, 30756), (6990, 30008), (7223, 29040), (7260, 28892), (7440, 28193), (7502, 27960), (7689, 27280), (8184, 25630), (9320, 22506), (9680, 21669), (10230, 20504), (10252, 20460), (11184, 18755), (11253, 18640), (12815, 16368), (13640, 15378), (13980, 15004), (14446, 14520)]