720818280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22003}}^1$

素因数の和:22040

約数の個数: 192

約数和(自身を含む): 2883404160

約数和(自身を除く): 2162585880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 22003, 32760, 44006, 66009, 88012, 110015, 132018, 154021, 176024, 198027, 220030, 264036, 286039, 308042, 330045, 396054, 440060, 462063, 528072, 572078, 616084, 660090, 770105, 792108, 858117, 880120, 924126, 990135, 1144156, 1232168, 1320180, 1386189, 1430195, 1540210, 1584216, 1716234, 1848252, 1980270, 2002273, 2288312, 2310315, 2574351, 2640360, 2772378, 2860390, 3080420, 3432468, 3696504, 3960540, 4004546, 4290585, 4620630, 5148702, 5544756, 5720780, 6006819, 6160840, 6864936, 6930945, 7921080, 8009092, 8581170, 9241260, 10011365, 10297404, 11089512, 11441560, 12013638, 12871755, 13861890, 16018184, 17162340, 18020457, 18482520, 20022730, 20594808, 24027276, 25743510, 27723780, 30034095, 34324680, 36040914, 40045460, 48054552, 51487020, 55447560, 60068190, 72081828, 80090920, 90102285, 102974040, 120136380, 144163656, 180204570, 240272760, 360409140, 720818280]

約数ペア:

[(1, 720818280), (2, 360409140), (3, 240272760), (4, 180204570), (5, 144163656), (6, 120136380), (7, 102974040), (8, 90102285), (9, 80090920), (10, 72081828), (12, 60068190), (13, 55447560), (14, 51487020), (15, 48054552), (18, 40045460), (20, 36040914), (21, 34324680), (24, 30034095), (26, 27723780), (28, 25743510), (30, 24027276), (35, 20594808), (36, 20022730), (39, 18482520), (40, 18020457), (42, 17162340), (45, 16018184), (52, 13861890), (56, 12871755), (60, 12013638), (63, 11441560), (65, 11089512), (70, 10297404), (72, 10011365), (78, 9241260), (84, 8581170), (90, 8009092), (91, 7921080), (104, 6930945), (105, 6864936), (117, 6160840), (120, 6006819), (126, 5720780), (130, 5544756), (140, 5148702), (156, 4620630), (168, 4290585), (180, 4004546), (182, 3960540), (195, 3696504), (210, 3432468), (234, 3080420), (252, 2860390), (260, 2772378), (273, 2640360), (280, 2574351), (312, 2310315), (315, 2288312), (360, 2002273), (364, 1980270), (390, 1848252), (420, 1716234), (455, 1584216), (468, 1540210), (504, 1430195), (520, 1386189), (546, 1320180), (585, 1232168), (630, 1144156), (728, 990135), (780, 924126), (819, 880120), (840, 858117), (910, 792108), (936, 770105), (1092, 660090), (1170, 616084), (1260, 572078), (1365, 528072), (1560, 462063), (1638, 440060), (1820, 396054), (2184, 330045), (2340, 308042), (2520, 286039), (2730, 264036), (3276, 220030), (3640, 198027), (4095, 176024), (4680, 154021), (5460, 132018), (6552, 110015), (8190, 88012), (10920, 66009), (16380, 44006), (22003, 32760)]