258447240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3923}}^1$

素因数の和:4004

約数の個数: 128

約数和(自身を含む): 875836800

約数和(自身を除く): 617389560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 3923, 4392, 5490, 6588, 7320, 7846, 8235, 10980, 11769, 13176, 15692, 16470, 19615, 21960, 23538, 31384, 32940, 35307, 39230, 47076, 58845, 65880, 70614, 78460, 94152, 105921, 117690, 141228, 156920, 176535, 211842, 235380, 239303, 282456, 353070, 423684, 470760, 478606, 529605, 706140, 717909, 847368, 957212, 1059210, 1196515, 1412280, 1435818, 1914424, 2118420, 2153727, 2393030, 2871636, 3589545, 4236840, 4307454, 4786060, 5743272, 6461181, 7179090, 8614908, 9572120, 10768635, 12922362, 14358180, 17229816, 21537270, 25844724, 28716360, 32305905, 43074540, 51689448, 64611810, 86149080, 129223620, 258447240]

約数ペア:

[(1, 258447240), (2, 129223620), (3, 86149080), (4, 64611810), (5, 51689448), (6, 43074540), (8, 32305905), (9, 28716360), (10, 25844724), (12, 21537270), (15, 17229816), (18, 14358180), (20, 12922362), (24, 10768635), (27, 9572120), (30, 8614908), (36, 7179090), (40, 6461181), (45, 5743272), (54, 4786060), (60, 4307454), (61, 4236840), (72, 3589545), (90, 2871636), (108, 2393030), (120, 2153727), (122, 2118420), (135, 1914424), (180, 1435818), (183, 1412280), (216, 1196515), (244, 1059210), (270, 957212), (305, 847368), (360, 717909), (366, 706140), (488, 529605), (540, 478606), (549, 470760), (610, 423684), (732, 353070), (915, 282456), (1080, 239303), (1098, 235380), (1220, 211842), (1464, 176535), (1647, 156920), (1830, 141228), (2196, 117690), (2440, 105921), (2745, 94152), (3294, 78460), (3660, 70614), (3923, 65880), (4392, 58845), (5490, 47076), (6588, 39230), (7320, 35307), (7846, 32940), (8235, 31384), (10980, 23538), (11769, 21960), (13176, 19615), (15692, 16470)]