661047840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{983}}^1$

素因数の和:1471

約数の個数: 144

約数和(自身を含む): 2262955968

約数和(自身を除く): 1601908128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 467, 480, 720, 934, 983, 1401, 1440, 1868, 1966, 2335, 2802, 2949, 3736, 3932, 4203, 4670, 4915, 5604, 5898, 7005, 7472, 7864, 8406, 8847, 9340, 9830, 11208, 11796, 14010, 14745, 14944, 15728, 16812, 17694, 18680, 19660, 21015, 22416, 23592, 28020, 29490, 31456, 33624, 35388, 37360, 39320, 42030, 44235, 44832, 47184, 56040, 58980, 67248, 70776, 74720, 78640, 84060, 88470, 94368, 112080, 117960, 134496, 141552, 157280, 168120, 176940, 224160, 235920, 283104, 336240, 353880, 459061, 471840, 672480, 707760, 918122, 1377183, 1415520, 1836244, 2295305, 2754366, 3672488, 4131549, 4590610, 5508732, 6885915, 7344976, 8263098, 9181220, 11017464, 13771830, 14689952, 16526196, 18362440, 20657745, 22034928, 27543660, 33052392, 36724880, 41315490, 44069856, 55087320, 66104784, 73449760, 82630980, 110174640, 132209568, 165261960, 220349280, 330523920, 661047840]

約数ペア:

[(1, 661047840), (2, 330523920), (3, 220349280), (4, 165261960), (5, 132209568), (6, 110174640), (8, 82630980), (9, 73449760), (10, 66104784), (12, 55087320), (15, 44069856), (16, 41315490), (18, 36724880), (20, 33052392), (24, 27543660), (30, 22034928), (32, 20657745), (36, 18362440), (40, 16526196), (45, 14689952), (48, 13771830), (60, 11017464), (72, 9181220), (80, 8263098), (90, 7344976), (96, 6885915), (120, 5508732), (144, 4590610), (160, 4131549), (180, 3672488), (240, 2754366), (288, 2295305), (360, 1836244), (467, 1415520), (480, 1377183), (720, 918122), (934, 707760), (983, 672480), (1401, 471840), (1440, 459061), (1868, 353880), (1966, 336240), (2335, 283104), (2802, 235920), (2949, 224160), (3736, 176940), (3932, 168120), (4203, 157280), (4670, 141552), (4915, 134496), (5604, 117960), (5898, 112080), (7005, 94368), (7472, 88470), (7864, 84060), (8406, 78640), (8847, 74720), (9340, 70776), (9830, 67248), (11208, 58980), (11796, 56040), (14010, 47184), (14745, 44832), (14944, 44235), (15728, 42030), (16812, 39320), (17694, 37360), (18680, 35388), (19660, 33624), (21015, 31456), (22416, 29490), (23592, 28020)]