205790760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:357

約数の個数: 256

約数和(自身を含む): 793497600

約数和(自身を除く): 587706840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 163, 167, 168, 180, 189, 210, 216, 252, 270, 280, 315, 326, 334, 360, 378, 420, 489, 501, 504, 540, 630, 652, 668, 756, 815, 835, 840, 945, 978, 1002, 1080, 1141, 1169, 1260, 1304, 1336, 1467, 1503, 1512, 1630, 1670, 1890, 1956, 2004, 2282, 2338, 2445, 2505, 2520, 2934, 3006, 3260, 3340, 3423, 3507, 3780, 3912, 4008, 4401, 4509, 4564, 4676, 4890, 5010, 5705, 5845, 5868, 6012, 6520, 6680, 6846, 7014, 7335, 7515, 7560, 8802, 9018, 9128, 9352, 9780, 10020, 10269, 10521, 11410, 11690, 11736, 12024, 13692, 14028, 14670, 15030, 17115, 17535, 17604, 18036, 19560, 20040, 20538, 21042, 22005, 22545, 22820, 23380, 27221, 27384, 28056, 29340, 30060, 30807, 31563, 34230, 35070, 35208, 36072, 41076, 42084, 44010, 45090, 45640, 46760, 51345, 52605, 54442, 58680, 60120, 61614, 63126, 68460, 70140, 81663, 82152, 84168, 88020, 90180, 102690, 105210, 108884, 123228, 126252, 136105, 136920, 140280, 154035, 157815, 163326, 176040, 180360, 190547, 205380, 210420, 217768, 244989, 246456, 252504, 272210, 308070, 315630, 326652, 381094, 408315, 410760, 420840, 489978, 544420, 571641, 616140, 631260, 653304, 734967, 762188, 816630, 952735, 979956, 1088840, 1143282, 1224945, 1232280, 1262520, 1469934, 1524376, 1633260, 1714923, 1905470, 1959912, 2286564, 2449890, 2858205, 2939868, 3266520, 3429846, 3674835, 3810940, 4573128, 4899780, 5144769, 5716410, 5879736, 6859692, 7349670, 7621880, 8574615, 9799560, 10289538, 11432820, 13719384, 14699340, 17149230, 20579076, 22865640, 25723845, 29398680, 34298460, 41158152, 51447690, 68596920, 102895380, 205790760]

約数ペア:

[(1, 205790760), (2, 102895380), (3, 68596920), (4, 51447690), (5, 41158152), (6, 34298460), (7, 29398680), (8, 25723845), (9, 22865640), (10, 20579076), (12, 17149230), (14, 14699340), (15, 13719384), (18, 11432820), (20, 10289538), (21, 9799560), (24, 8574615), (27, 7621880), (28, 7349670), (30, 6859692), (35, 5879736), (36, 5716410), (40, 5144769), (42, 4899780), (45, 4573128), (54, 3810940), (56, 3674835), (60, 3429846), (63, 3266520), (70, 2939868), (72, 2858205), (84, 2449890), (90, 2286564), (105, 1959912), (108, 1905470), (120, 1714923), (126, 1633260), (135, 1524376), (140, 1469934), (163, 1262520), (167, 1232280), (168, 1224945), (180, 1143282), (189, 1088840), (210, 979956), (216, 952735), (252, 816630), (270, 762188), (280, 734967), (315, 653304), (326, 631260), (334, 616140), (360, 571641), (378, 544420), (420, 489978), (489, 420840), (501, 410760), (504, 408315), (540, 381094), (630, 326652), (652, 315630), (668, 308070), (756, 272210), (815, 252504), (835, 246456), (840, 244989), (945, 217768), (978, 210420), (1002, 205380), (1080, 190547), (1141, 180360), (1169, 176040), (1260, 163326), (1304, 157815), (1336, 154035), (1467, 140280), (1503, 136920), (1512, 136105), (1630, 126252), (1670, 123228), (1890, 108884), (1956, 105210), (2004, 102690), (2282, 90180), (2338, 88020), (2445, 84168), (2505, 82152), (2520, 81663), (2934, 70140), (3006, 68460), (3260, 63126), (3340, 61614), (3423, 60120), (3507, 58680), (3780, 54442), (3912, 52605), (4008, 51345), (4401, 46760), (4509, 45640), (4564, 45090), (4676, 44010), (4890, 42084), (5010, 41076), (5705, 36072), (5845, 35208), (5868, 35070), (6012, 34230), (6520, 31563), (6680, 30807), (6846, 30060), (7014, 29340), (7335, 28056), (7515, 27384), (7560, 27221), (8802, 23380), (9018, 22820), (9128, 22545), (9352, 22005), (9780, 21042), (10020, 20538), (10269, 20040), (10521, 19560), (11410, 18036), (11690, 17604), (11736, 17535), (12024, 17115), (13692, 15030), (14028, 14670)]