20165185680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{2531}}^1$

素因数の和:3009

約数の個数: 160

約数和(自身を含む): 63408977280

約数和(自身を除く): 43243791600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 373, 445, 534, 712, 746, 890, 1068, 1119, 1335, 1424, 1492, 1780, 1865, 2136, 2238, 2531, 2670, 2984, 3560, 3730, 4272, 4476, 5062, 5340, 5595, 5968, 7120, 7460, 7593, 8952, 10124, 10680, 11190, 12655, 14920, 15186, 17904, 20248, 21360, 22380, 25310, 29840, 30372, 33197, 37965, 40496, 44760, 50620, 60744, 66394, 75930, 89520, 99591, 101240, 121488, 132788, 151860, 165985, 199182, 202480, 225259, 265576, 303720, 331970, 398364, 450518, 497955, 531152, 607440, 663940, 675777, 796728, 901036, 944063, 995910, 1126295, 1327880, 1351554, 1593456, 1802072, 1888126, 1991820, 2252590, 2655760, 2703108, 2832189, 3378885, 3604144, 3776252, 3983640, 4505180, 4720315, 5406216, 5664378, 6757770, 7552504, 7967280, 9010360, 9440630, 10812432, 11328756, 13515540, 14160945, 15105008, 18020720, 18881260, 22657512, 27031080, 28321890, 37762520, 45315024, 54062160, 56643780, 75525040, 84021607, 113287560, 168043214, 226575120, 252064821, 336086428, 420108035, 504129642, 672172856, 840216070, 1008259284, 1260324105, 1344345712, 1680432140, 2016518568, 2520648210, 3360864280, 4033037136, 5041296420, 6721728560, 10082592840, 20165185680]

約数ペア:

[(1, 20165185680), (2, 10082592840), (3, 6721728560), (4, 5041296420), (5, 4033037136), (6, 3360864280), (8, 2520648210), (10, 2016518568), (12, 1680432140), (15, 1344345712), (16, 1260324105), (20, 1008259284), (24, 840216070), (30, 672172856), (40, 504129642), (48, 420108035), (60, 336086428), (80, 252064821), (89, 226575120), (120, 168043214), (178, 113287560), (240, 84021607), (267, 75525040), (356, 56643780), (373, 54062160), (445, 45315024), (534, 37762520), (712, 28321890), (746, 27031080), (890, 22657512), (1068, 18881260), (1119, 18020720), (1335, 15105008), (1424, 14160945), (1492, 13515540), (1780, 11328756), (1865, 10812432), (2136, 9440630), (2238, 9010360), (2531, 7967280), (2670, 7552504), (2984, 6757770), (3560, 5664378), (3730, 5406216), (4272, 4720315), (4476, 4505180), (5062, 3983640), (5340, 3776252), (5595, 3604144), (5968, 3378885), (7120, 2832189), (7460, 2703108), (7593, 2655760), (8952, 2252590), (10124, 1991820), (10680, 1888126), (11190, 1802072), (12655, 1593456), (14920, 1351554), (15186, 1327880), (17904, 1126295), (20248, 995910), (21360, 944063), (22380, 901036), (25310, 796728), (29840, 675777), (30372, 663940), (33197, 607440), (37965, 531152), (40496, 497955), (44760, 450518), (50620, 398364), (60744, 331970), (66394, 303720), (75930, 265576), (89520, 225259), (99591, 202480), (101240, 199182), (121488, 165985), (132788, 151860)]