20178906450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1413

約数の個数: 192

約数和(自身を含む): 53434080000

約数和(自身を除く): 33255173550

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 41, 50, 71, 74, 75, 82, 111, 123, 142, 150, 185, 205, 213, 222, 246, 355, 370, 410, 426, 555, 615, 710, 925, 1025, 1065, 1110, 1230, 1249, 1517, 1775, 1850, 2050, 2130, 2498, 2627, 2775, 2911, 3034, 3075, 3550, 3747, 4551, 5254, 5325, 5550, 5822, 6150, 6245, 7494, 7585, 7881, 8733, 9102, 10650, 12490, 13135, 14555, 15170, 15762, 17466, 18735, 22755, 26270, 29110, 31225, 37470, 37925, 39405, 43665, 45510, 46213, 51209, 62450, 65675, 72775, 75850, 78810, 87330, 88679, 92426, 93675, 102418, 107707, 113775, 131350, 138639, 145550, 153627, 177358, 187350, 197025, 215414, 218325, 227550, 231065, 256045, 266037, 277278, 307254, 323121, 394050, 436650, 443395, 462130, 512090, 532074, 538535, 646242, 693195, 768135, 886790, 1077070, 1155325, 1280225, 1330185, 1386390, 1536270, 1615605, 1894733, 2216975, 2310650, 2560450, 2660370, 2692675, 3231210, 3281123, 3465975, 3635839, 3789466, 3840675, 4433950, 5385350, 5684199, 6562246, 6650925, 6931950, 7271678, 7681350, 8078025, 9473665, 9843369, 10907517, 11368398, 13301850, 16156050, 16405615, 18179195, 18947330, 19686738, 21815034, 28420995, 32811230, 36358390, 47368325, 49216845, 54537585, 56841990, 82028075, 90895975, 94736650, 98433690, 109075170, 134526043, 142104975, 164056150, 181791950, 246084225, 269052086, 272687925, 284209950, 403578129, 492168450, 545375850, 672630215, 807156258, 1345260430, 2017890645, 3363151075, 4035781290, 6726302150, 10089453225, 20178906450]

約数ペア:

[(1, 20178906450), (2, 10089453225), (3, 6726302150), (5, 4035781290), (6, 3363151075), (10, 2017890645), (15, 1345260430), (25, 807156258), (30, 672630215), (37, 545375850), (41, 492168450), (50, 403578129), (71, 284209950), (74, 272687925), (75, 269052086), (82, 246084225), (111, 181791950), (123, 164056150), (142, 142104975), (150, 134526043), (185, 109075170), (205, 98433690), (213, 94736650), (222, 90895975), (246, 82028075), (355, 56841990), (370, 54537585), (410, 49216845), (426, 47368325), (555, 36358390), (615, 32811230), (710, 28420995), (925, 21815034), (1025, 19686738), (1065, 18947330), (1110, 18179195), (1230, 16405615), (1249, 16156050), (1517, 13301850), (1775, 11368398), (1850, 10907517), (2050, 9843369), (2130, 9473665), (2498, 8078025), (2627, 7681350), (2775, 7271678), (2911, 6931950), (3034, 6650925), (3075, 6562246), (3550, 5684199), (3747, 5385350), (4551, 4433950), (5254, 3840675), (5325, 3789466), (5550, 3635839), (5822, 3465975), (6150, 3281123), (6245, 3231210), (7494, 2692675), (7585, 2660370), (7881, 2560450), (8733, 2310650), (9102, 2216975), (10650, 1894733), (12490, 1615605), (13135, 1536270), (14555, 1386390), (15170, 1330185), (15762, 1280225), (17466, 1155325), (18735, 1077070), (22755, 886790), (26270, 768135), (29110, 693195), (31225, 646242), (37470, 538535), (37925, 532074), (39405, 512090), (43665, 462130), (45510, 443395), (46213, 436650), (51209, 394050), (62450, 323121), (65675, 307254), (72775, 277278), (75850, 266037), (78810, 256045), (87330, 231065), (88679, 227550), (92426, 218325), (93675, 215414), (102418, 197025), (107707, 187350), (113775, 177358), (131350, 153627), (138639, 145550)]