19068720

素因数分解:

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

素因数の和:291

約数の個数: 160

約数和(自身を含む): 66852864

約数和(自身を除く): 47784144

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, 124, 132, 155, 165, 176, 186, 220, 233, 240, 248, 264, 310, 330, 341, 372, 440, 465, 466, 496, 528, 620, 660, 682, 699, 744, 880, 930, 932, 1023, 1165, 1240, 1320, 1364, 1398, 1488, 1705, 1860, 1864, 2046, 2330, 2480, 2563, 2640, 2728, 2796, 3410, 3495, 3720, 3728, 4092, 4660, 5115, 5126, 5456, 5592, 6820, 6990, 7223, 7440, 7689, 8184, 9320, 10230, 10252, 11184, 12815, 13640, 13980, 14446, 15378, 16368, 18640, 20460, 20504, 21669, 25630, 27280, 27960, 28892, 30756, 36115, 38445, 40920, 41008, 43338, 51260, 55920, 57784, 61512, 72230, 76890, 79453, 81840, 86676, 102520, 108345, 115568, 123024, 144460, 153780, 158906, 173352, 205040, 216690, 238359, 288920, 307560, 317812, 346704, 397265, 433380, 476718, 577840, 615120, 635624, 794530, 866760, 953436, 1191795, 1271248, 1589060, 1733520, 1906872, 2383590, 3178120, 3813744, 4767180, 6356240, 9534360, 19068720]

約数ペア:

[(1, 19068720), (2, 9534360), (3, 6356240), (4, 4767180), (5, 3813744), (6, 3178120), (8, 2383590), (10, 1906872), (11, 1733520), (12, 1589060), (15, 1271248), (16, 1191795), (20, 953436), (22, 866760), (24, 794530), (30, 635624), (31, 615120), (33, 577840), (40, 476718), (44, 433380), (48, 397265), (55, 346704), (60, 317812), (62, 307560), (66, 288920), (80, 238359), (88, 216690), (93, 205040), (110, 173352), (120, 158906), (124, 153780), (132, 144460), (155, 123024), (165, 115568), (176, 108345), (186, 102520), (220, 86676), (233, 81840), (240, 79453), (248, 76890), (264, 72230), (310, 61512), (330, 57784), (341, 55920), (372, 51260), (440, 43338), (465, 41008), (466, 40920), (496, 38445), (528, 36115), (620, 30756), (660, 28892), (682, 27960), (699, 27280), (744, 25630), (880, 21669), (930, 20504), (932, 20460), (1023, 18640), (1165, 16368), (1240, 15378), (1320, 14446), (1364, 13980), (1398, 13640), (1488, 12815), (1705, 11184), (1860, 10252), (1864, 10230), (2046, 9320), (2330, 8184), (2480, 7689), (2563, 7440), (2640, 7223), (2728, 6990), (2796, 6820), (3410, 5592), (3495, 5456), (3720, 5126), (3728, 5115), (4092, 4660)]