868967820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22247}}^1$

素因数の和:22300

約数の個数: 144

約数和(自身を含む): 3109736448

約数和(自身を除く): 2240768628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 9765, 13020, 19530, 22247, 39060, 44494, 66741, 88988, 111235, 133482, 155729, 200223, 222470, 266964, 311458, 333705, 400446, 444940, 467187, 622916, 667410, 689657, 778645, 800892, 934374, 1001115, 1334820, 1379314, 1401561, 1557290, 1868748, 2002230, 2068971, 2335935, 2758628, 2803122, 3114580, 3448285, 4004460, 4137942, 4671870, 4827599, 5606244, 6206913, 6896570, 7007805, 8275884, 9343740, 9655198, 10344855, 12413826, 13793140, 14015610, 14482797, 19310396, 20689710, 24137995, 24827652, 28031220, 28965594, 31034565, 41379420, 43448391, 48275990, 57931188, 62069130, 72413985, 86896782, 96551980, 124138260, 144827970, 173793564, 217241955, 289655940, 434483910, 868967820]

約数ペア:

[(1, 868967820), (2, 434483910), (3, 289655940), (4, 217241955), (5, 173793564), (6, 144827970), (7, 124138260), (9, 96551980), (10, 86896782), (12, 72413985), (14, 62069130), (15, 57931188), (18, 48275990), (20, 43448391), (21, 41379420), (28, 31034565), (30, 28965594), (31, 28031220), (35, 24827652), (36, 24137995), (42, 20689710), (45, 19310396), (60, 14482797), (62, 14015610), (63, 13793140), (70, 12413826), (84, 10344855), (90, 9655198), (93, 9343740), (105, 8275884), (124, 7007805), (126, 6896570), (140, 6206913), (155, 5606244), (180, 4827599), (186, 4671870), (210, 4137942), (217, 4004460), (252, 3448285), (279, 3114580), (310, 2803122), (315, 2758628), (372, 2335935), (420, 2068971), (434, 2002230), (465, 1868748), (558, 1557290), (620, 1401561), (630, 1379314), (651, 1334820), (868, 1001115), (930, 934374), (1085, 800892), (1116, 778645), (1260, 689657), (1302, 667410), (1395, 622916), (1860, 467187), (1953, 444940), (2170, 400446), (2604, 333705), (2790, 311458), (3255, 266964), (3906, 222470), (4340, 200223), (5580, 155729), (6510, 133482), (7812, 111235), (9765, 88988), (13020, 66741), (19530, 44494), (22247, 39060)]