20053987680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1\times {\mathrm{907}}^1$

素因数の和:1629

約数の個数: 192

約数和(自身を含む): 64207600128

約数和(自身を除く): 44153612448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 160, 219, 240, 292, 365, 438, 480, 584, 631, 730, 876, 907, 1095, 1168, 1262, 1460, 1752, 1814, 1893, 2190, 2336, 2524, 2721, 2920, 3155, 3504, 3628, 3786, 4380, 4535, 5048, 5442, 5840, 6310, 7008, 7256, 7572, 8760, 9070, 9465, 10096, 10884, 11680, 12620, 13605, 14512, 15144, 17520, 18140, 18930, 20192, 21768, 25240, 27210, 29024, 30288, 35040, 36280, 37860, 43536, 46063, 50480, 54420, 60576, 66211, 72560, 75720, 87072, 92126, 100960, 108840, 132422, 138189, 145120, 151440, 184252, 198633, 217680, 230315, 264844, 276378, 302880, 331055, 368504, 397266, 435360, 460630, 529688, 552756, 572317, 662110, 690945, 737008, 794532, 921260, 993165, 1059376, 1105512, 1144634, 1324220, 1381890, 1474016, 1589064, 1716951, 1842520, 1986330, 2118752, 2211024, 2289268, 2648440, 2763780, 2861585, 3178128, 3433902, 3685040, 3972660, 4422048, 4578536, 5296880, 5527560, 5723170, 6356256, 6867804, 7370080, 7945320, 8584755, 9157072, 10593760, 11055120, 11446340, 13735608, 15890640, 17169510, 18314144, 22110240, 22892680, 27471216, 31781280, 34339020, 41779141, 45785360, 54942432, 68678040, 83558282, 91570720, 125337423, 137356080, 167116564, 208895705, 250674846, 274712160, 334233128, 417791410, 501349692, 626687115, 668466256, 835582820, 1002699384, 1253374230, 1336932512, 1671165640, 2005398768, 2506748460, 3342331280, 4010797536, 5013496920, 6684662560, 10026993840, 20053987680]

約数ペア:

[(1, 20053987680), (2, 10026993840), (3, 6684662560), (4, 5013496920), (5, 4010797536), (6, 3342331280), (8, 2506748460), (10, 2005398768), (12, 1671165640), (15, 1336932512), (16, 1253374230), (20, 1002699384), (24, 835582820), (30, 668466256), (32, 626687115), (40, 501349692), (48, 417791410), (60, 334233128), (73, 274712160), (80, 250674846), (96, 208895705), (120, 167116564), (146, 137356080), (160, 125337423), (219, 91570720), (240, 83558282), (292, 68678040), (365, 54942432), (438, 45785360), (480, 41779141), (584, 34339020), (631, 31781280), (730, 27471216), (876, 22892680), (907, 22110240), (1095, 18314144), (1168, 17169510), (1262, 15890640), (1460, 13735608), (1752, 11446340), (1814, 11055120), (1893, 10593760), (2190, 9157072), (2336, 8584755), (2524, 7945320), (2721, 7370080), (2920, 6867804), (3155, 6356256), (3504, 5723170), (3628, 5527560), (3786, 5296880), (4380, 4578536), (4535, 4422048), (5048, 3972660), (5442, 3685040), (5840, 3433902), (6310, 3178128), (7008, 2861585), (7256, 2763780), (7572, 2648440), (8760, 2289268), (9070, 2211024), (9465, 2118752), (10096, 1986330), (10884, 1842520), (11680, 1716951), (12620, 1589064), (13605, 1474016), (14512, 1381890), (15144, 1324220), (17520, 1144634), (18140, 1105512), (18930, 1059376), (20192, 993165), (21768, 921260), (25240, 794532), (27210, 737008), (29024, 690945), (30288, 662110), (35040, 572317), (36280, 552756), (37860, 529688), (43536, 460630), (46063, 435360), (50480, 397266), (54420, 368504), (60576, 331055), (66211, 302880), (72560, 276378), (75720, 264844), (87072, 230315), (92126, 217680), (100960, 198633), (108840, 184252), (132422, 151440), (138189, 145120)]