20199665160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{7561}}^1$

素因数の和:7800

約数の個数: 192

約数和(自身を含む): 67630595760

約数和(自身を除く): 47430930600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 181, 205, 246, 328, 360, 362, 369, 410, 492, 543, 615, 724, 738, 820, 905, 984, 1086, 1230, 1448, 1476, 1629, 1640, 1810, 1845, 2172, 2460, 2715, 2952, 3258, 3620, 3690, 4344, 4920, 5430, 6516, 7240, 7380, 7421, 7561, 8145, 10860, 13032, 14760, 14842, 15122, 16290, 21720, 22263, 22683, 29684, 30244, 32580, 37105, 37805, 44526, 45366, 59368, 60488, 65160, 66789, 68049, 74210, 75610, 89052, 90732, 111315, 113415, 133578, 136098, 148420, 151220, 178104, 181464, 222630, 226830, 267156, 272196, 296840, 302440, 310001, 333945, 340245, 445260, 453660, 534312, 544392, 620002, 667890, 680490, 890520, 907320, 930003, 1240004, 1335780, 1360980, 1368541, 1550005, 1860006, 2480008, 2671560, 2721960, 2737082, 2790009, 3100010, 3720012, 4105623, 4650015, 5474164, 5580018, 6200020, 6842705, 7440024, 8211246, 9300030, 10948328, 11160036, 12316869, 12400040, 13685410, 13950045, 16422492, 18600060, 20528115, 22320072, 24633738, 27370820, 27900090, 32844984, 37200120, 41056230, 49267476, 54741640, 55800180, 56110181, 61584345, 82112460, 98534952, 111600360, 112220362, 123168690, 164224920, 168330543, 224440724, 246337380, 280550905, 336661086, 448881448, 492674760, 504991629, 561101810, 673322172, 841652715, 1009983258, 1122203620, 1346644344, 1683305430, 2019966516, 2244407240, 2524958145, 3366610860, 4039933032, 5049916290, 6733221720, 10099832580, 20199665160]

約数ペア:

[(1, 20199665160), (2, 10099832580), (3, 6733221720), (4, 5049916290), (5, 4039933032), (6, 3366610860), (8, 2524958145), (9, 2244407240), (10, 2019966516), (12, 1683305430), (15, 1346644344), (18, 1122203620), (20, 1009983258), (24, 841652715), (30, 673322172), (36, 561101810), (40, 504991629), (41, 492674760), (45, 448881448), (60, 336661086), (72, 280550905), (82, 246337380), (90, 224440724), (120, 168330543), (123, 164224920), (164, 123168690), (180, 112220362), (181, 111600360), (205, 98534952), (246, 82112460), (328, 61584345), (360, 56110181), (362, 55800180), (369, 54741640), (410, 49267476), (492, 41056230), (543, 37200120), (615, 32844984), (724, 27900090), (738, 27370820), (820, 24633738), (905, 22320072), (984, 20528115), (1086, 18600060), (1230, 16422492), (1448, 13950045), (1476, 13685410), (1629, 12400040), (1640, 12316869), (1810, 11160036), (1845, 10948328), (2172, 9300030), (2460, 8211246), (2715, 7440024), (2952, 6842705), (3258, 6200020), (3620, 5580018), (3690, 5474164), (4344, 4650015), (4920, 4105623), (5430, 3720012), (6516, 3100010), (7240, 2790009), (7380, 2737082), (7421, 2721960), (7561, 2671560), (8145, 2480008), (10860, 1860006), (13032, 1550005), (14760, 1368541), (14842, 1360980), (15122, 1335780), (16290, 1240004), (21720, 930003), (22263, 907320), (22683, 890520), (29684, 680490), (30244, 667890), (32580, 620002), (37105, 544392), (37805, 534312), (44526, 453660), (45366, 445260), (59368, 340245), (60488, 333945), (65160, 310001), (66789, 302440), (68049, 296840), (74210, 272196), (75610, 267156), (89052, 226830), (90732, 222630), (111315, 181464), (113415, 178104), (133578, 151220), (136098, 148420)]