20111346720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{14533}}^1$

素因数の和:14616

約数の個数: 216

約数和(自身を含む): 70920135468

約数和(自身を除く): 50808788748

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 961, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1922, 2232, 2480, 2790, 2883, 2976, 3720, 3844, 4464, 4805, 4960, 5580, 5766, 7440, 7688, 8649, 8928, 9610, 11160, 11532, 14415, 14533, 14880, 15376, 17298, 19220, 22320, 23064, 28830, 29066, 30752, 34596, 38440, 43245, 43599, 44640, 46128, 57660, 58132, 69192, 72665, 76880, 86490, 87198, 92256, 115320, 116264, 130797, 138384, 145330, 153760, 172980, 174396, 217995, 230640, 232528, 261594, 276768, 290660, 345960, 348792, 435990, 450523, 461280, 465056, 523188, 581320, 653985, 691920, 697584, 871980, 901046, 1046376, 1162640, 1307970, 1351569, 1383840, 1395168, 1743960, 1802092, 2092752, 2252615, 2325280, 2615940, 2703138, 3487920, 3604184, 4054707, 4185504, 4505230, 5231880, 5406276, 6757845, 6975840, 7208368, 8109414, 9010460, 10463760, 10812552, 13515690, 13966213, 14416736, 16218828, 18020920, 20273535, 20927520, 21625104, 27031380, 27932426, 32437656, 36041840, 40547070, 41898639, 43250208, 54062760, 55864852, 64875312, 69831065, 72083680, 81094140, 83797278, 108125520, 111729704, 125695917, 129750624, 139662130, 162188280, 167594556, 209493195, 216251040, 223459408, 251391834, 279324260, 324376560, 335189112, 418986390, 446918816, 502783668, 558648520, 628479585, 648753120, 670378224, 837972780, 1005567336, 1117297040, 1256959170, 1340756448, 1675945560, 2011134672, 2234594080, 2513918340, 3351891120, 4022269344, 5027836680, 6703782240, 10055673360, 20111346720]

約数ペア:

[(1, 20111346720), (2, 10055673360), (3, 6703782240), (4, 5027836680), (5, 4022269344), (6, 3351891120), (8, 2513918340), (9, 2234594080), (10, 2011134672), (12, 1675945560), (15, 1340756448), (16, 1256959170), (18, 1117297040), (20, 1005567336), (24, 837972780), (30, 670378224), (31, 648753120), (32, 628479585), (36, 558648520), (40, 502783668), (45, 446918816), (48, 418986390), (60, 335189112), (62, 324376560), (72, 279324260), (80, 251391834), (90, 223459408), (93, 216251040), (96, 209493195), (120, 167594556), (124, 162188280), (144, 139662130), (155, 129750624), (160, 125695917), (180, 111729704), (186, 108125520), (240, 83797278), (248, 81094140), (279, 72083680), (288, 69831065), (310, 64875312), (360, 55864852), (372, 54062760), (465, 43250208), (480, 41898639), (496, 40547070), (558, 36041840), (620, 32437656), (720, 27932426), (744, 27031380), (930, 21625104), (961, 20927520), (992, 20273535), (1116, 18020920), (1240, 16218828), (1395, 14416736), (1440, 13966213), (1488, 13515690), (1860, 10812552), (1922, 10463760), (2232, 9010460), (2480, 8109414), (2790, 7208368), (2883, 6975840), (2976, 6757845), (3720, 5406276), (3844, 5231880), (4464, 4505230), (4805, 4185504), (4960, 4054707), (5580, 3604184), (5766, 3487920), (7440, 2703138), (7688, 2615940), (8649, 2325280), (8928, 2252615), (9610, 2092752), (11160, 1802092), (11532, 1743960), (14415, 1395168), (14533, 1383840), (14880, 1351569), (15376, 1307970), (17298, 1162640), (19220, 1046376), (22320, 901046), (23064, 871980), (28830, 697584), (29066, 691920), (30752, 653985), (34596, 581320), (38440, 523188), (43245, 465056), (43599, 461280), (44640, 450523), (46128, 435990), (57660, 348792), (58132, 345960), (69192, 290660), (72665, 276768), (76880, 261594), (86490, 232528), (87198, 230640), (92256, 217995), (115320, 174396), (116264, 172980), (130797, 153760), (138384, 145330)]