621992520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:834

約数の個数: 192

約数和(自身を含む): 2122848000

約数和(自身を除く): 1500855480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 89, 90, 108, 120, 135, 162, 178, 180, 216, 243, 267, 270, 324, 356, 360, 405, 445, 486, 534, 540, 648, 712, 719, 801, 810, 890, 972, 1068, 1080, 1215, 1335, 1438, 1602, 1620, 1780, 1944, 2136, 2157, 2403, 2430, 2670, 2876, 3204, 3240, 3560, 3595, 4005, 4314, 4806, 4860, 5340, 5752, 6408, 6471, 7190, 7209, 8010, 8628, 9612, 9720, 10680, 10785, 12015, 12942, 14380, 14418, 16020, 17256, 19224, 19413, 21570, 21627, 24030, 25884, 28760, 28836, 32040, 32355, 36045, 38826, 43140, 43254, 48060, 51768, 57672, 58239, 63991, 64710, 72090, 77652, 86280, 86508, 96120, 97065, 108135, 116478, 127982, 129420, 144180, 155304, 173016, 174717, 191973, 194130, 216270, 232956, 255964, 258840, 288360, 291195, 319955, 349434, 383946, 388260, 432540, 465912, 511928, 575919, 582390, 639910, 698868, 767892, 776520, 865080, 873585, 959865, 1151838, 1164780, 1279820, 1397736, 1535784, 1727757, 1747170, 1919730, 2303676, 2329560, 2559640, 2879595, 3455514, 3494340, 3839460, 4607352, 5183271, 5759190, 6911028, 6988680, 7678920, 8638785, 10366542, 11518380, 13822056, 15549813, 17277570, 20733084, 23036760, 25916355, 31099626, 34555140, 41466168, 51832710, 62199252, 69110280, 77749065, 103665420, 124398504, 155498130, 207330840, 310996260, 621992520]

約数ペア:

[(1, 621992520), (2, 310996260), (3, 207330840), (4, 155498130), (5, 124398504), (6, 103665420), (8, 77749065), (9, 69110280), (10, 62199252), (12, 51832710), (15, 41466168), (18, 34555140), (20, 31099626), (24, 25916355), (27, 23036760), (30, 20733084), (36, 17277570), (40, 15549813), (45, 13822056), (54, 11518380), (60, 10366542), (72, 8638785), (81, 7678920), (89, 6988680), (90, 6911028), (108, 5759190), (120, 5183271), (135, 4607352), (162, 3839460), (178, 3494340), (180, 3455514), (216, 2879595), (243, 2559640), (267, 2329560), (270, 2303676), (324, 1919730), (356, 1747170), (360, 1727757), (405, 1535784), (445, 1397736), (486, 1279820), (534, 1164780), (540, 1151838), (648, 959865), (712, 873585), (719, 865080), (801, 776520), (810, 767892), (890, 698868), (972, 639910), (1068, 582390), (1080, 575919), (1215, 511928), (1335, 465912), (1438, 432540), (1602, 388260), (1620, 383946), (1780, 349434), (1944, 319955), (2136, 291195), (2157, 288360), (2403, 258840), (2430, 255964), (2670, 232956), (2876, 216270), (3204, 194130), (3240, 191973), (3560, 174717), (3595, 173016), (4005, 155304), (4314, 144180), (4806, 129420), (4860, 127982), (5340, 116478), (5752, 108135), (6408, 97065), (6471, 96120), (7190, 86508), (7209, 86280), (8010, 77652), (8628, 72090), (9612, 64710), (9720, 63991), (10680, 58239), (10785, 57672), (12015, 51768), (12942, 48060), (14380, 43254), (14418, 43140), (16020, 38826), (17256, 36045), (19224, 32355), (19413, 32040), (21570, 28836), (21627, 28760), (24030, 25884)]