20180488500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{48221}}^1$

素因数の和:48280

約数の個数: 192

約数和(自身を含む): 67402782720

約数和(自身を除く): 47222294220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 125, 135, 150, 155, 180, 186, 225, 250, 270, 279, 300, 310, 372, 375, 450, 465, 500, 540, 558, 620, 675, 750, 775, 837, 900, 930, 1116, 1125, 1350, 1395, 1500, 1550, 1674, 1860, 2250, 2325, 2700, 2790, 3100, 3348, 3375, 3875, 4185, 4500, 4650, 5580, 6750, 6975, 7750, 8370, 9300, 11625, 13500, 13950, 15500, 16740, 20925, 23250, 27900, 34875, 41850, 46500, 48221, 69750, 83700, 96442, 104625, 139500, 144663, 192884, 209250, 241105, 289326, 418500, 433989, 482210, 578652, 723315, 867978, 964420, 1205525, 1301967, 1446630, 1494851, 1735956, 2169945, 2411050, 2603934, 2893260, 2989702, 3616575, 4339890, 4484553, 4822100, 5207868, 5979404, 6027625, 6509835, 7233150, 7474255, 8679780, 8969106, 10849725, 12055250, 13019670, 13453659, 14466300, 14948510, 17938212, 18082875, 21699450, 22422765, 24110500, 26039340, 26907318, 29897020, 32549175, 36165750, 37371275, 40360977, 43398900, 44845530, 53814636, 54248625, 65098350, 67268295, 72331500, 74742550, 80721954, 89691060, 108497250, 112113825, 130196700, 134536590, 149485100, 161443908, 162745875, 186856375, 201804885, 216994500, 224227650, 269073180, 325491750, 336341475, 373712750, 403609770, 448455300, 560569125, 650983500, 672682950, 747425500, 807219540, 1009024425, 1121138250, 1345365900, 1681707375, 2018048850, 2242276500, 3363414750, 4036097700, 5045122125, 6726829500, 10090244250, 20180488500]

約数ペア:

[(1, 20180488500), (2, 10090244250), (3, 6726829500), (4, 5045122125), (5, 4036097700), (6, 3363414750), (9, 2242276500), (10, 2018048850), (12, 1681707375), (15, 1345365900), (18, 1121138250), (20, 1009024425), (25, 807219540), (27, 747425500), (30, 672682950), (31, 650983500), (36, 560569125), (45, 448455300), (50, 403609770), (54, 373712750), (60, 336341475), (62, 325491750), (75, 269073180), (90, 224227650), (93, 216994500), (100, 201804885), (108, 186856375), (124, 162745875), (125, 161443908), (135, 149485100), (150, 134536590), (155, 130196700), (180, 112113825), (186, 108497250), (225, 89691060), (250, 80721954), (270, 74742550), (279, 72331500), (300, 67268295), (310, 65098350), (372, 54248625), (375, 53814636), (450, 44845530), (465, 43398900), (500, 40360977), (540, 37371275), (558, 36165750), (620, 32549175), (675, 29897020), (750, 26907318), (775, 26039340), (837, 24110500), (900, 22422765), (930, 21699450), (1116, 18082875), (1125, 17938212), (1350, 14948510), (1395, 14466300), (1500, 13453659), (1550, 13019670), (1674, 12055250), (1860, 10849725), (2250, 8969106), (2325, 8679780), (2700, 7474255), (2790, 7233150), (3100, 6509835), (3348, 6027625), (3375, 5979404), (3875, 5207868), (4185, 4822100), (4500, 4484553), (4650, 4339890), (5580, 3616575), (6750, 2989702), (6975, 2893260), (7750, 2603934), (8370, 2411050), (9300, 2169945), (11625, 1735956), (13500, 1494851), (13950, 1446630), (15500, 1301967), (16740, 1205525), (20925, 964420), (23250, 867978), (27900, 723315), (34875, 578652), (41850, 482210), (46500, 433989), (48221, 418500), (69750, 289326), (83700, 241105), (96442, 209250), (104625, 192884), (139500, 144663)]