161541240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 572261760

約数和(自身を除く): 410720520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 83, 84, 98, 105, 120, 140, 147, 166, 168, 196, 210, 245, 249, 280, 294, 331, 332, 392, 415, 420, 490, 498, 581, 588, 662, 664, 735, 830, 840, 980, 993, 996, 1162, 1176, 1245, 1324, 1470, 1655, 1660, 1743, 1960, 1986, 1992, 2317, 2324, 2490, 2648, 2905, 2940, 3310, 3320, 3486, 3972, 4067, 4634, 4648, 4965, 4980, 5810, 5880, 6620, 6951, 6972, 7944, 8134, 8715, 9268, 9930, 9960, 11585, 11620, 12201, 13240, 13902, 13944, 16219, 16268, 17430, 18536, 19860, 20335, 23170, 23240, 24402, 27473, 27804, 32438, 32536, 34755, 34860, 39720, 40670, 46340, 48657, 48804, 54946, 55608, 61005, 64876, 69510, 69720, 81095, 81340, 82419, 92680, 97314, 97608, 109892, 122010, 129752, 137365, 139020, 162190, 162680, 164838, 192311, 194628, 219784, 243285, 244020, 274730, 278040, 324380, 329676, 384622, 389256, 412095, 486570, 488040, 549460, 576933, 648760, 659352, 769244, 824190, 961555, 973140, 1098920, 1153866, 1346177, 1538488, 1648380, 1923110, 1946280, 2307732, 2692354, 2884665, 3296760, 3846220, 4038531, 4615464, 5384708, 5769330, 6730885, 7692440, 8077062, 10769416, 11538660, 13461770, 16154124, 20192655, 23077320, 26923540, 32308248, 40385310, 53847080, 80770620, 161541240]

約数ペア:

[(1, 161541240), (2, 80770620), (3, 53847080), (4, 40385310), (5, 32308248), (6, 26923540), (7, 23077320), (8, 20192655), (10, 16154124), (12, 13461770), (14, 11538660), (15, 10769416), (20, 8077062), (21, 7692440), (24, 6730885), (28, 5769330), (30, 5384708), (35, 4615464), (40, 4038531), (42, 3846220), (49, 3296760), (56, 2884665), (60, 2692354), (70, 2307732), (83, 1946280), (84, 1923110), (98, 1648380), (105, 1538488), (120, 1346177), (140, 1153866), (147, 1098920), (166, 973140), (168, 961555), (196, 824190), (210, 769244), (245, 659352), (249, 648760), (280, 576933), (294, 549460), (331, 488040), (332, 486570), (392, 412095), (415, 389256), (420, 384622), (490, 329676), (498, 324380), (581, 278040), (588, 274730), (662, 244020), (664, 243285), (735, 219784), (830, 194628), (840, 192311), (980, 164838), (993, 162680), (996, 162190), (1162, 139020), (1176, 137365), (1245, 129752), (1324, 122010), (1470, 109892), (1655, 97608), (1660, 97314), (1743, 92680), (1960, 82419), (1986, 81340), (1992, 81095), (2317, 69720), (2324, 69510), (2490, 64876), (2648, 61005), (2905, 55608), (2940, 54946), (3310, 48804), (3320, 48657), (3486, 46340), (3972, 40670), (4067, 39720), (4634, 34860), (4648, 34755), (4965, 32536), (4980, 32438), (5810, 27804), (5880, 27473), (6620, 24402), (6951, 23240), (6972, 23170), (7944, 20335), (8134, 19860), (8715, 18536), (9268, 17430), (9930, 16268), (9960, 16219), (11585, 13944), (11620, 13902), (12201, 13240)]