128535540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 192

約数和(自身を含む): 434972160

約数和(自身を除く): 306436620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 61, 70, 84, 87, 105, 116, 122, 140, 145, 173, 174, 183, 203, 210, 244, 290, 305, 346, 348, 366, 406, 420, 427, 435, 519, 580, 609, 610, 692, 732, 812, 854, 865, 870, 915, 1015, 1038, 1211, 1218, 1220, 1281, 1708, 1730, 1740, 1769, 1830, 2030, 2076, 2135, 2422, 2436, 2562, 2595, 3045, 3460, 3538, 3633, 3660, 4060, 4270, 4844, 5017, 5124, 5190, 5307, 6055, 6090, 6405, 7076, 7266, 8540, 8845, 10034, 10380, 10553, 10614, 12110, 12180, 12383, 12810, 14532, 15051, 17690, 18165, 20068, 21106, 21228, 24220, 24766, 25085, 25620, 26535, 30102, 31659, 35119, 35380, 36330, 37149, 42212, 49532, 50170, 52765, 53070, 60204, 61915, 63318, 70238, 72660, 73871, 74298, 75255, 100340, 105357, 105530, 106140, 123830, 126636, 140476, 147742, 148596, 150510, 158295, 175595, 185745, 210714, 211060, 221613, 247660, 295484, 301020, 306037, 316590, 351190, 369355, 371490, 421428, 443226, 526785, 612074, 633180, 702380, 738710, 742980, 886452, 918111, 1053570, 1108065, 1224148, 1477420, 1530185, 1836222, 2107140, 2142259, 2216130, 3060370, 3672444, 4284518, 4432260, 4590555, 6120740, 6426777, 8569036, 9181110, 10711295, 12853554, 18362220, 21422590, 25707108, 32133885, 42845180, 64267770, 128535540]

約数ペア:

[(1, 128535540), (2, 64267770), (3, 42845180), (4, 32133885), (5, 25707108), (6, 21422590), (7, 18362220), (10, 12853554), (12, 10711295), (14, 9181110), (15, 8569036), (20, 6426777), (21, 6120740), (28, 4590555), (29, 4432260), (30, 4284518), (35, 3672444), (42, 3060370), (58, 2216130), (60, 2142259), (61, 2107140), (70, 1836222), (84, 1530185), (87, 1477420), (105, 1224148), (116, 1108065), (122, 1053570), (140, 918111), (145, 886452), (173, 742980), (174, 738710), (183, 702380), (203, 633180), (210, 612074), (244, 526785), (290, 443226), (305, 421428), (346, 371490), (348, 369355), (366, 351190), (406, 316590), (420, 306037), (427, 301020), (435, 295484), (519, 247660), (580, 221613), (609, 211060), (610, 210714), (692, 185745), (732, 175595), (812, 158295), (854, 150510), (865, 148596), (870, 147742), (915, 140476), (1015, 126636), (1038, 123830), (1211, 106140), (1218, 105530), (1220, 105357), (1281, 100340), (1708, 75255), (1730, 74298), (1740, 73871), (1769, 72660), (1830, 70238), (2030, 63318), (2076, 61915), (2135, 60204), (2422, 53070), (2436, 52765), (2562, 50170), (2595, 49532), (3045, 42212), (3460, 37149), (3538, 36330), (3633, 35380), (3660, 35119), (4060, 31659), (4270, 30102), (4844, 26535), (5017, 25620), (5124, 25085), (5190, 24766), (5307, 24220), (6055, 21228), (6090, 21106), (6405, 20068), (7076, 18165), (7266, 17690), (8540, 15051), (8845, 14532), (10034, 12810), (10380, 12383), (10553, 12180), (10614, 12110)]