18892440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^3\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 320

約数和(自身を含む): 78408000

約数和(自身を除く): 59515560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 54, 56, 60, 63, 68, 70, 72, 81, 84, 85, 90, 98, 102, 105, 108, 119, 120, 126, 135, 136, 140, 147, 153, 162, 168, 170, 180, 189, 196, 204, 210, 216, 238, 245, 252, 255, 270, 280, 294, 306, 315, 324, 340, 343, 357, 360, 378, 392, 405, 408, 420, 441, 459, 476, 490, 504, 510, 540, 567, 588, 595, 612, 630, 648, 680, 686, 714, 735, 756, 765, 810, 833, 840, 882, 918, 945, 952, 980, 1020, 1029, 1071, 1080, 1134, 1176, 1190, 1224, 1260, 1323, 1372, 1377, 1428, 1470, 1512, 1530, 1620, 1666, 1715, 1764, 1785, 1836, 1890, 1960, 2040, 2058, 2142, 2205, 2268, 2295, 2380, 2499, 2520, 2646, 2744, 2754, 2835, 2856, 2940, 3060, 3087, 3213, 3240, 3332, 3430, 3528, 3570, 3672, 3780, 3969, 4116, 4165, 4284, 4410, 4536, 4590, 4760, 4998, 5145, 5292, 5355, 5508, 5670, 5831, 5880, 6120, 6174, 6426, 6615, 6664, 6860, 6885, 7140, 7497, 7560, 7938, 8232, 8330, 8568, 8820, 9180, 9261, 9639, 9996, 10290, 10584, 10710, 11016, 11340, 11662, 12348, 12495, 12852, 13230, 13720, 13770, 14280, 14994, 15435, 15876, 16065, 16660, 17493, 17640, 18360, 18522, 19278, 19845, 19992, 20580, 21420, 22491, 22680, 23324, 24696, 24990, 25704, 26460, 27540, 27783, 29155, 29988, 30870, 31752, 32130, 33320, 34986, 37044, 37485, 38556, 39690, 41160, 42840, 44982, 46305, 46648, 48195, 49980, 52479, 52920, 55080, 55566, 58310, 59976, 61740, 64260, 67473, 69972, 74088, 74970, 77112, 79380, 87465, 89964, 92610, 96390, 99960, 104958, 111132, 112455, 116620, 123480, 128520, 134946, 138915, 139944, 149940, 157437, 158760, 174930, 179928, 185220, 192780, 209916, 222264, 224910, 233240, 262395, 269892, 277830, 299880, 314874, 337365, 349860, 370440, 385560, 419832, 449820, 472311, 524790, 539784, 555660, 629748, 674730, 699720, 787185, 899640, 944622, 1049580, 1111320, 1259496, 1349460, 1574370, 1889244, 2099160, 2361555, 2698920, 3148740, 3778488, 4723110, 6297480, 9446220, 18892440]

約数ペア:

[(1, 18892440), (2, 9446220), (3, 6297480), (4, 4723110), (5, 3778488), (6, 3148740), (7, 2698920), (8, 2361555), (9, 2099160), (10, 1889244), (12, 1574370), (14, 1349460), (15, 1259496), (17, 1111320), (18, 1049580), (20, 944622), (21, 899640), (24, 787185), (27, 699720), (28, 674730), (30, 629748), (34, 555660), (35, 539784), (36, 524790), (40, 472311), (42, 449820), (45, 419832), (49, 385560), (51, 370440), (54, 349860), (56, 337365), (60, 314874), (63, 299880), (68, 277830), (70, 269892), (72, 262395), (81, 233240), (84, 224910), (85, 222264), (90, 209916), (98, 192780), (102, 185220), (105, 179928), (108, 174930), (119, 158760), (120, 157437), (126, 149940), (135, 139944), (136, 138915), (140, 134946), (147, 128520), (153, 123480), (162, 116620), (168, 112455), (170, 111132), (180, 104958), (189, 99960), (196, 96390), (204, 92610), (210, 89964), (216, 87465), (238, 79380), (245, 77112), (252, 74970), (255, 74088), (270, 69972), (280, 67473), (294, 64260), (306, 61740), (315, 59976), (324, 58310), (340, 55566), (343, 55080), (357, 52920), (360, 52479), (378, 49980), (392, 48195), (405, 46648), (408, 46305), (420, 44982), (441, 42840), (459, 41160), (476, 39690), (490, 38556), (504, 37485), (510, 37044), (540, 34986), (567, 33320), (588, 32130), (595, 31752), (612, 30870), (630, 29988), (648, 29155), (680, 27783), (686, 27540), (714, 26460), (735, 25704), (756, 24990), (765, 24696), (810, 23324), (833, 22680), (840, 22491), (882, 21420), (918, 20580), (945, 19992), (952, 19845), (980, 19278), (1020, 18522), (1029, 18360), (1071, 17640), (1080, 17493), (1134, 16660), (1176, 16065), (1190, 15876), (1224, 15435), (1260, 14994), (1323, 14280), (1372, 13770), (1377, 13720), (1428, 13230), (1470, 12852), (1512, 12495), (1530, 12348), (1620, 11662), (1666, 11340), (1715, 11016), (1764, 10710), (1785, 10584), (1836, 10290), (1890, 9996), (1960, 9639), (2040, 9261), (2058, 9180), (2142, 8820), (2205, 8568), (2268, 8330), (2295, 8232), (2380, 7938), (2499, 7560), (2520, 7497), (2646, 7140), (2744, 6885), (2754, 6860), (2835, 6664), (2856, 6615), (2940, 6426), (3060, 6174), (3087, 6120), (3213, 5880), (3240, 5831), (3332, 5670), (3430, 5508), (3528, 5355), (3570, 5292), (3672, 5145), (3780, 4998), (3969, 4760), (4116, 4590), (4165, 4536), (4284, 4410)]