16978080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 63479808

約数和(自身を除く): 46501728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 163, 168, 186, 210, 217, 224, 240, 248, 280, 310, 326, 336, 372, 420, 434, 465, 480, 489, 496, 560, 620, 651, 652, 672, 744, 815, 840, 868, 930, 978, 992, 1085, 1120, 1141, 1240, 1302, 1304, 1488, 1630, 1680, 1736, 1860, 1956, 2170, 2282, 2445, 2480, 2604, 2608, 2976, 3255, 3260, 3360, 3423, 3472, 3720, 3912, 4340, 4564, 4890, 4960, 5053, 5208, 5216, 5705, 6510, 6520, 6846, 6944, 7440, 7824, 8680, 9128, 9780, 10106, 10416, 11410, 13020, 13040, 13692, 14880, 15159, 15648, 17115, 17360, 18256, 19560, 20212, 20832, 22820, 25265, 26040, 26080, 27384, 30318, 34230, 34720, 35371, 36512, 39120, 40424, 45640, 50530, 52080, 54768, 60636, 68460, 70742, 75795, 78240, 80848, 91280, 101060, 104160, 106113, 109536, 121272, 136920, 141484, 151590, 161696, 176855, 182560, 202120, 212226, 242544, 273840, 282968, 303180, 353710, 404240, 424452, 485088, 530565, 547680, 565936, 606360, 707420, 808480, 848904, 1061130, 1131872, 1212720, 1414840, 1697808, 2122260, 2425440, 2829680, 3395616, 4244520, 5659360, 8489040, 16978080]

約数ペア:

[(1, 16978080), (2, 8489040), (3, 5659360), (4, 4244520), (5, 3395616), (6, 2829680), (7, 2425440), (8, 2122260), (10, 1697808), (12, 1414840), (14, 1212720), (15, 1131872), (16, 1061130), (20, 848904), (21, 808480), (24, 707420), (28, 606360), (30, 565936), (31, 547680), (32, 530565), (35, 485088), (40, 424452), (42, 404240), (48, 353710), (56, 303180), (60, 282968), (62, 273840), (70, 242544), (80, 212226), (84, 202120), (93, 182560), (96, 176855), (105, 161696), (112, 151590), (120, 141484), (124, 136920), (140, 121272), (155, 109536), (160, 106113), (163, 104160), (168, 101060), (186, 91280), (210, 80848), (217, 78240), (224, 75795), (240, 70742), (248, 68460), (280, 60636), (310, 54768), (326, 52080), (336, 50530), (372, 45640), (420, 40424), (434, 39120), (465, 36512), (480, 35371), (489, 34720), (496, 34230), (560, 30318), (620, 27384), (651, 26080), (652, 26040), (672, 25265), (744, 22820), (815, 20832), (840, 20212), (868, 19560), (930, 18256), (978, 17360), (992, 17115), (1085, 15648), (1120, 15159), (1141, 14880), (1240, 13692), (1302, 13040), (1304, 13020), (1488, 11410), (1630, 10416), (1680, 10106), (1736, 9780), (1860, 9128), (1956, 8680), (2170, 7824), (2282, 7440), (2445, 6944), (2480, 6846), (2604, 6520), (2608, 6510), (2976, 5705), (3255, 5216), (3260, 5208), (3360, 5053), (3423, 4960), (3472, 4890), (3720, 4564), (3912, 4340)]