491694840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5003}}^1$

素因数の和:5043

約数の個数: 256

約数和(自身を含む): 2017612800

約数和(自身を除く): 1525917960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5003, 5460, 6552, 7020, 7560, 8190, 9828, 10006, 10920, 12285, 14040, 15009, 16380, 19656, 20012, 24570, 25015, 30018, 32760, 35021, 40024, 45027, 49140, 50030, 60036, 65039, 70042, 75045, 90054, 98280, 100060, 105063, 120072, 130078, 135081, 140084, 150090, 175105, 180108, 195117, 200120, 210126, 225135, 260156, 270162, 280168, 300180, 315189, 325195, 350210, 360216, 390234, 420252, 450270, 455273, 520312, 525315, 540324, 585351, 600360, 630378, 650390, 675405, 700420, 780468, 840504, 900540, 910546, 945567, 975585, 1050630, 1080648, 1170702, 1260756, 1300780, 1350810, 1365819, 1400840, 1560936, 1575945, 1756053, 1801080, 1821092, 1891134, 1951170, 2101260, 2276365, 2341404, 2521512, 2601560, 2701620, 2731638, 2926755, 3151890, 3512106, 3642184, 3782268, 3902340, 4097457, 4202520, 4552730, 4682808, 4727835, 5403240, 5463276, 5853510, 6303780, 6829095, 7024212, 7564536, 7804680, 8194914, 8780265, 9105460, 9455670, 10926552, 11707020, 12292371, 12607560, 13658190, 14048424, 16389828, 17560530, 18210920, 18911340, 20487285, 23414040, 24584742, 27316380, 32779656, 35121060, 37822680, 40974570, 49169484, 54632760, 61461855, 70242120, 81949140, 98338968, 122923710, 163898280, 245847420, 491694840]

約数ペア:

[(1, 491694840), (2, 245847420), (3, 163898280), (4, 122923710), (5, 98338968), (6, 81949140), (7, 70242120), (8, 61461855), (9, 54632760), (10, 49169484), (12, 40974570), (13, 37822680), (14, 35121060), (15, 32779656), (18, 27316380), (20, 24584742), (21, 23414040), (24, 20487285), (26, 18911340), (27, 18210920), (28, 17560530), (30, 16389828), (35, 14048424), (36, 13658190), (39, 12607560), (40, 12292371), (42, 11707020), (45, 10926552), (52, 9455670), (54, 9105460), (56, 8780265), (60, 8194914), (63, 7804680), (65, 7564536), (70, 7024212), (72, 6829095), (78, 6303780), (84, 5853510), (90, 5463276), (91, 5403240), (104, 4727835), (105, 4682808), (108, 4552730), (117, 4202520), (120, 4097457), (126, 3902340), (130, 3782268), (135, 3642184), (140, 3512106), (156, 3151890), (168, 2926755), (180, 2731638), (182, 2701620), (189, 2601560), (195, 2521512), (210, 2341404), (216, 2276365), (234, 2101260), (252, 1951170), (260, 1891134), (270, 1821092), (273, 1801080), (280, 1756053), (312, 1575945), (315, 1560936), (351, 1400840), (360, 1365819), (364, 1350810), (378, 1300780), (390, 1260756), (420, 1170702), (455, 1080648), (468, 1050630), (504, 975585), (520, 945567), (540, 910546), (546, 900540), (585, 840504), (630, 780468), (702, 700420), (728, 675405), (756, 650390), (780, 630378), (819, 600360), (840, 585351), (910, 540324), (936, 525315), (945, 520312), (1080, 455273), (1092, 450270), (1170, 420252), (1260, 390234), (1365, 360216), (1404, 350210), (1512, 325195), (1560, 315189), (1638, 300180), (1755, 280168), (1820, 270162), (1890, 260156), (2184, 225135), (2340, 210126), (2457, 200120), (2520, 195117), (2730, 180108), (2808, 175105), (3276, 150090), (3510, 140084), (3640, 135081), (3780, 130078), (4095, 120072), (4680, 105063), (4914, 100060), (5003, 98280), (5460, 90054), (6552, 75045), (7020, 70042), (7560, 65039), (8190, 60036), (9828, 50030), (10006, 49140), (10920, 45027), (12285, 40024), (14040, 35021), (15009, 32760), (16380, 30018), (19656, 25015), (20012, 24570)]