31719960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 112207680

約数和(自身を除く): 80487720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 71, 72, 73, 85, 90, 102, 120, 136, 142, 146, 153, 170, 180, 204, 213, 219, 255, 284, 292, 306, 340, 355, 360, 365, 408, 426, 438, 510, 568, 584, 612, 639, 657, 680, 710, 730, 765, 852, 876, 1020, 1065, 1095, 1207, 1224, 1241, 1278, 1314, 1420, 1460, 1530, 1704, 1752, 2040, 2130, 2190, 2414, 2482, 2556, 2628, 2840, 2920, 3060, 3195, 3285, 3621, 3723, 4260, 4380, 4828, 4964, 5112, 5183, 5256, 6035, 6120, 6205, 6390, 6570, 7242, 7446, 8520, 8760, 9656, 9928, 10366, 10863, 11169, 12070, 12410, 12780, 13140, 14484, 14892, 15549, 18105, 18615, 20732, 21726, 22338, 24140, 24820, 25560, 25915, 26280, 28968, 29784, 31098, 36210, 37230, 41464, 43452, 44676, 46647, 48280, 49640, 51830, 54315, 55845, 62196, 72420, 74460, 77745, 86904, 88111, 89352, 93294, 103660, 108630, 111690, 124392, 144840, 148920, 155490, 176222, 186588, 207320, 217260, 223380, 233235, 264333, 310980, 352444, 373176, 434520, 440555, 446760, 466470, 528666, 621960, 704888, 792999, 881110, 932940, 1057332, 1321665, 1585998, 1762220, 1865880, 2114664, 2643330, 3171996, 3524440, 3964995, 5286660, 6343992, 7929990, 10573320, 15859980, 31719960]

約数ペア:

[(1, 31719960), (2, 15859980), (3, 10573320), (4, 7929990), (5, 6343992), (6, 5286660), (8, 3964995), (9, 3524440), (10, 3171996), (12, 2643330), (15, 2114664), (17, 1865880), (18, 1762220), (20, 1585998), (24, 1321665), (30, 1057332), (34, 932940), (36, 881110), (40, 792999), (45, 704888), (51, 621960), (60, 528666), (68, 466470), (71, 446760), (72, 440555), (73, 434520), (85, 373176), (90, 352444), (102, 310980), (120, 264333), (136, 233235), (142, 223380), (146, 217260), (153, 207320), (170, 186588), (180, 176222), (204, 155490), (213, 148920), (219, 144840), (255, 124392), (284, 111690), (292, 108630), (306, 103660), (340, 93294), (355, 89352), (360, 88111), (365, 86904), (408, 77745), (426, 74460), (438, 72420), (510, 62196), (568, 55845), (584, 54315), (612, 51830), (639, 49640), (657, 48280), (680, 46647), (710, 44676), (730, 43452), (765, 41464), (852, 37230), (876, 36210), (1020, 31098), (1065, 29784), (1095, 28968), (1207, 26280), (1224, 25915), (1241, 25560), (1278, 24820), (1314, 24140), (1420, 22338), (1460, 21726), (1530, 20732), (1704, 18615), (1752, 18105), (2040, 15549), (2130, 14892), (2190, 14484), (2414, 13140), (2482, 12780), (2556, 12410), (2628, 12070), (2840, 11169), (2920, 10863), (3060, 10366), (3195, 9928), (3285, 9656), (3621, 8760), (3723, 8520), (4260, 7446), (4380, 7242), (4828, 6570), (4964, 6390), (5112, 6205), (5183, 6120), (5256, 6035)]