18942145280

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{2971}}^1$

素因数の和:3302

約数の個数: 144

約数和(自身を含む): 48221508384

約数和(自身を除く): 29279363104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 293, 320, 340, 544, 586, 640, 680, 1088, 1172, 1280, 1360, 1465, 2176, 2344, 2720, 2930, 2971, 4352, 4688, 4981, 5440, 5860, 5942, 9376, 9962, 10880, 11720, 11884, 14855, 18752, 19924, 21760, 23440, 23768, 24905, 29710, 37504, 39848, 46880, 47536, 49810, 50507, 59420, 75008, 79696, 93760, 95072, 99620, 101014, 118840, 159392, 187520, 190144, 199240, 202028, 237680, 252535, 318784, 375040, 380288, 398480, 404056, 475360, 505070, 637568, 760576, 796960, 808112, 870503, 950720, 1010140, 1275136, 1593920, 1616224, 1741006, 1901440, 2020280, 3187840, 3232448, 3482012, 3802880, 4040560, 4352515, 6375680, 6464896, 6964024, 8081120, 8705030, 12929792, 13928048, 14798551, 16162240, 17410060, 27856096, 29597102, 32324480, 34820120, 55712192, 59194204, 64648960, 69640240, 73992755, 111424384, 118388408, 139280480, 147985510, 222848768, 236776816, 278560960, 295971020, 473553632, 557121920, 591942040, 947107264, 1114243840, 1183884080, 1894214528, 2367768160, 3788429056, 4735536320, 9471072640, 18942145280]

約数ペア:

[(1, 18942145280), (2, 9471072640), (4, 4735536320), (5, 3788429056), (8, 2367768160), (10, 1894214528), (16, 1183884080), (17, 1114243840), (20, 947107264), (32, 591942040), (34, 557121920), (40, 473553632), (64, 295971020), (68, 278560960), (80, 236776816), (85, 222848768), (128, 147985510), (136, 139280480), (160, 118388408), (170, 111424384), (256, 73992755), (272, 69640240), (293, 64648960), (320, 59194204), (340, 55712192), (544, 34820120), (586, 32324480), (640, 29597102), (680, 27856096), (1088, 17410060), (1172, 16162240), (1280, 14798551), (1360, 13928048), (1465, 12929792), (2176, 8705030), (2344, 8081120), (2720, 6964024), (2930, 6464896), (2971, 6375680), (4352, 4352515), (4688, 4040560), (4981, 3802880), (5440, 3482012), (5860, 3232448), (5942, 3187840), (9376, 2020280), (9962, 1901440), (10880, 1741006), (11720, 1616224), (11884, 1593920), (14855, 1275136), (18752, 1010140), (19924, 950720), (21760, 870503), (23440, 808112), (23768, 796960), (24905, 760576), (29710, 637568), (37504, 505070), (39848, 475360), (46880, 404056), (47536, 398480), (49810, 380288), (50507, 375040), (59420, 318784), (75008, 252535), (79696, 237680), (93760, 202028), (95072, 199240), (99620, 190144), (101014, 187520), (118840, 159392)]