7478013440

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{94229}}^1$

素因数の和:94283

約数の個数: 80

約数和(自身を含む): 18508279680

約数和(自身を除く): 11030266240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 94229, 188458, 376916, 471145, 753832, 942290, 1507664, 1884580, 2921099, 3015328, 3769160, 5842198, 6030656, 7538320, 11684396, 12061312, 14605495, 15076640, 23368792, 24122624, 29210990, 30153280, 46737584, 48245248, 58421980, 60306560, 93475168, 116843960, 120613120, 186950336, 233687920, 241226240, 373900672, 467375840, 747801344, 934751680, 1495602688, 1869503360, 3739006720, 7478013440]

約数ペア:

[(1, 7478013440), (2, 3739006720), (4, 1869503360), (5, 1495602688), (8, 934751680), (10, 747801344), (16, 467375840), (20, 373900672), (31, 241226240), (32, 233687920), (40, 186950336), (62, 120613120), (64, 116843960), (80, 93475168), (124, 60306560), (128, 58421980), (155, 48245248), (160, 46737584), (248, 30153280), (256, 29210990), (310, 24122624), (320, 23368792), (496, 15076640), (512, 14605495), (620, 12061312), (640, 11684396), (992, 7538320), (1240, 6030656), (1280, 5842198), (1984, 3769160), (2480, 3015328), (2560, 2921099), (3968, 1884580), (4960, 1507664), (7936, 942290), (9920, 753832), (15872, 471145), (19840, 376916), (39680, 188458), (79360, 94229)]