20372241960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{128321}}^1$

素因数の和:128358

約数の個数: 240

約数和(自身を含む): 79653315060

約数和(自身を除く): 59281073100

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8820, 10584, 11340, 13230, 15876, 17640, 19845, 22680, 26460, 31752, 39690, 52920, 79380, 128321, 158760, 256642, 384963, 513284, 641605, 769926, 898247, 1026568, 1154889, 1283210, 1539852, 1796494, 1924815, 2309778, 2566420, 2694741, 3079704, 3464667, 3592988, 3849630, 4491235, 4619556, 5132840, 5389482, 5774445, 6287729, 6929334, 7185976, 7699260, 8084223, 8982470, 9239112, 10394001, 10778964, 11548890, 12575458, 13473705, 13858668, 15398520, 16168446, 17323335, 17964940, 18863187, 20788002, 21557928, 23097780, 24252669, 25150916, 26947410, 27717336, 31438645, 32336892, 34646670, 35929880, 37726374, 40421115, 41576004, 46195560, 48505338, 50301832, 51970005, 53894820, 56589561, 62877290, 64673784, 69293340, 72758007, 75452748, 80842230, 83152008, 94315935, 97010676, 103940010, 107789640, 113179122, 121263345, 125754580, 138586680, 145516014, 150905496, 161684460, 169768683, 188631870, 194021352, 207880020, 226358244, 242526690, 251509160, 282947805, 291032028, 323368920, 339537366, 363790035, 377263740, 415760040, 452716488, 485053380, 509306049, 565895610, 582064056, 679074732, 727580070, 754527480, 848843415, 970106760, 1018612098, 1131791220, 1358149464, 1455160140, 1697686830, 2037224196, 2263582440, 2546530245, 2910320280, 3395373660, 4074448392, 5093060490, 6790747320, 10186120980, 20372241960]

約数ペア:

[(1, 20372241960), (2, 10186120980), (3, 6790747320), (4, 5093060490), (5, 4074448392), (6, 3395373660), (7, 2910320280), (8, 2546530245), (9, 2263582440), (10, 2037224196), (12, 1697686830), (14, 1455160140), (15, 1358149464), (18, 1131791220), (20, 1018612098), (21, 970106760), (24, 848843415), (27, 754527480), (28, 727580070), (30, 679074732), (35, 582064056), (36, 565895610), (40, 509306049), (42, 485053380), (45, 452716488), (49, 415760040), (54, 377263740), (56, 363790035), (60, 339537366), (63, 323368920), (70, 291032028), (72, 282947805), (81, 251509160), (84, 242526690), (90, 226358244), (98, 207880020), (105, 194021352), (108, 188631870), (120, 169768683), (126, 161684460), (135, 150905496), (140, 145516014), (147, 138586680), (162, 125754580), (168, 121263345), (180, 113179122), (189, 107789640), (196, 103940010), (210, 97010676), (216, 94315935), (245, 83152008), (252, 80842230), (270, 75452748), (280, 72758007), (294, 69293340), (315, 64673784), (324, 62877290), (360, 56589561), (378, 53894820), (392, 51970005), (405, 50301832), (420, 48505338), (441, 46195560), (490, 41576004), (504, 40421115), (540, 37726374), (567, 35929880), (588, 34646670), (630, 32336892), (648, 31438645), (735, 27717336), (756, 26947410), (810, 25150916), (840, 24252669), (882, 23097780), (945, 21557928), (980, 20788002), (1080, 18863187), (1134, 17964940), (1176, 17323335), (1260, 16168446), (1323, 15398520), (1470, 13858668), (1512, 13473705), (1620, 12575458), (1764, 11548890), (1890, 10778964), (1960, 10394001), (2205, 9239112), (2268, 8982470), (2520, 8084223), (2646, 7699260), (2835, 7185976), (2940, 6929334), (3240, 6287729), (3528, 5774445), (3780, 5389482), (3969, 5132840), (4410, 4619556), (4536, 4491235), (5292, 3849630), (5670, 3592988), (5880, 3464667), (6615, 3079704), (7560, 2694741), (7938, 2566420), (8820, 2309778), (10584, 1924815), (11340, 1796494), (13230, 1539852), (15876, 1283210), (17640, 1154889), (19845, 1026568), (22680, 898247), (26460, 769926), (31752, 641605), (39690, 513284), (52920, 384963), (79380, 256642), (128321, 158760)]