20183885120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1259}}^1$

素因数の和:1721

約数の個数: 224

約数和(自身を含む): 58344572160

約数和(自身を除く): 38160687040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 421, 448, 476, 544, 560, 595, 680, 842, 952, 1088, 1120, 1190, 1259, 1360, 1684, 1904, 2105, 2240, 2380, 2518, 2720, 2947, 3368, 3808, 4210, 4760, 5036, 5440, 5894, 6295, 6736, 7157, 7616, 8420, 8813, 9520, 10072, 11788, 12590, 13472, 14314, 14735, 16840, 17626, 19040, 20144, 21403, 23576, 25180, 26944, 28628, 29470, 33680, 35252, 35785, 38080, 40288, 42806, 44065, 47152, 50099, 50360, 57256, 58940, 67360, 70504, 71570, 80576, 85612, 88130, 94304, 100198, 100720, 107015, 114512, 117880, 134720, 141008, 143140, 149821, 171224, 176260, 188608, 200396, 201440, 214030, 229024, 235760, 250495, 282016, 286280, 299642, 342448, 352520, 400792, 402880, 428060, 458048, 471520, 500990, 530039, 564032, 572560, 599284, 684896, 705040, 749105, 801584, 856120, 943040, 1001980, 1060078, 1145120, 1198568, 1369792, 1410080, 1498210, 1603168, 1712240, 2003960, 2120156, 2290240, 2397136, 2650195, 2820160, 2996420, 3206336, 3424480, 3710273, 4007920, 4240312, 4794272, 5300390, 5992840, 6848960, 7420546, 8015840, 8480624, 9010663, 9588544, 10600780, 11985680, 14841092, 16031680, 16961248, 18021326, 18551365, 21201560, 23971360, 29682184, 33922496, 36042652, 37102730, 42403120, 45053315, 47942720, 59364368, 63074641, 72085304, 74205460, 84806240, 90106630, 118728736, 126149282, 144170608, 148410920, 169612480, 180213260, 237457472, 252298564, 288341216, 296821840, 315373205, 360426520, 504597128, 576682432, 593643680, 630746410, 720853040, 1009194256, 1187287360, 1261492820, 1441706080, 2018388512, 2522985640, 2883412160, 4036777024, 5045971280, 10091942560, 20183885120]

約数ペア:

[(1, 20183885120), (2, 10091942560), (4, 5045971280), (5, 4036777024), (7, 2883412160), (8, 2522985640), (10, 2018388512), (14, 1441706080), (16, 1261492820), (17, 1187287360), (20, 1009194256), (28, 720853040), (32, 630746410), (34, 593643680), (35, 576682432), (40, 504597128), (56, 360426520), (64, 315373205), (68, 296821840), (70, 288341216), (80, 252298564), (85, 237457472), (112, 180213260), (119, 169612480), (136, 148410920), (140, 144170608), (160, 126149282), (170, 118728736), (224, 90106630), (238, 84806240), (272, 74205460), (280, 72085304), (320, 63074641), (340, 59364368), (421, 47942720), (448, 45053315), (476, 42403120), (544, 37102730), (560, 36042652), (595, 33922496), (680, 29682184), (842, 23971360), (952, 21201560), (1088, 18551365), (1120, 18021326), (1190, 16961248), (1259, 16031680), (1360, 14841092), (1684, 11985680), (1904, 10600780), (2105, 9588544), (2240, 9010663), (2380, 8480624), (2518, 8015840), (2720, 7420546), (2947, 6848960), (3368, 5992840), (3808, 5300390), (4210, 4794272), (4760, 4240312), (5036, 4007920), (5440, 3710273), (5894, 3424480), (6295, 3206336), (6736, 2996420), (7157, 2820160), (7616, 2650195), (8420, 2397136), (8813, 2290240), (9520, 2120156), (10072, 2003960), (11788, 1712240), (12590, 1603168), (13472, 1498210), (14314, 1410080), (14735, 1369792), (16840, 1198568), (17626, 1145120), (19040, 1060078), (20144, 1001980), (21403, 943040), (23576, 856120), (25180, 801584), (26944, 749105), (28628, 705040), (29470, 684896), (33680, 599284), (35252, 572560), (35785, 564032), (38080, 530039), (40288, 500990), (42806, 471520), (44065, 458048), (47152, 428060), (50099, 402880), (50360, 400792), (57256, 352520), (58940, 342448), (67360, 299642), (70504, 286280), (71570, 282016), (80576, 250495), (85612, 235760), (88130, 229024), (94304, 214030), (100198, 201440), (100720, 200396), (107015, 188608), (114512, 176260), (117880, 171224), (134720, 149821), (141008, 143140)]