220379040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21863}}^1$

素因数の和:21891

約数の個数: 144

約数和(自身を含む): 859517568

約数和(自身を除く): 639138528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21863, 43726, 65589, 87452, 109315, 131178, 153041, 174904, 196767, 218630, 262356, 306082, 327945, 349808, 393534, 437260, 459123, 524712, 612164, 655890, 699616, 765205, 787068, 874520, 918246, 983835, 1049424, 1224328, 1311780, 1377369, 1530410, 1574136, 1749040, 1836492, 1967670, 2098848, 2295615, 2448656, 2623560, 2754738, 3060820, 3148272, 3498080, 3672984, 3935340, 4591230, 4897312, 5247120, 5509476, 6121640, 6296544, 6886845, 7345968, 7870680, 9182460, 10494240, 11018952, 12243280, 13773690, 14691936, 15741360, 18364920, 22037904, 24486560, 27547380, 31482720, 36729840, 44075808, 55094760, 73459680, 110189520, 220379040]

約数ペア:

[(1, 220379040), (2, 110189520), (3, 73459680), (4, 55094760), (5, 44075808), (6, 36729840), (7, 31482720), (8, 27547380), (9, 24486560), (10, 22037904), (12, 18364920), (14, 15741360), (15, 14691936), (16, 13773690), (18, 12243280), (20, 11018952), (21, 10494240), (24, 9182460), (28, 7870680), (30, 7345968), (32, 6886845), (35, 6296544), (36, 6121640), (40, 5509476), (42, 5247120), (45, 4897312), (48, 4591230), (56, 3935340), (60, 3672984), (63, 3498080), (70, 3148272), (72, 3060820), (80, 2754738), (84, 2623560), (90, 2448656), (96, 2295615), (105, 2098848), (112, 1967670), (120, 1836492), (126, 1749040), (140, 1574136), (144, 1530410), (160, 1377369), (168, 1311780), (180, 1224328), (210, 1049424), (224, 983835), (240, 918246), (252, 874520), (280, 787068), (288, 765205), (315, 699616), (336, 655890), (360, 612164), (420, 524712), (480, 459123), (504, 437260), (560, 393534), (630, 349808), (672, 327945), (720, 306082), (840, 262356), (1008, 218630), (1120, 196767), (1260, 174904), (1440, 153041), (1680, 131178), (2016, 109315), (2520, 87452), (3360, 65589), (5040, 43726), (10080, 21863)]