15931534880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{103613}}^1$

素因数の和:103690

約数の個数: 72

約数和(自身を含む): 38891929356

約数和(自身を除く): 22960394476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1922, 2480, 3844, 4805, 4960, 7688, 9610, 15376, 19220, 30752, 38440, 76880, 103613, 153760, 207226, 414452, 518065, 828904, 1036130, 1657808, 2072260, 3212003, 3315616, 4144520, 6424006, 8289040, 12848012, 16060015, 16578080, 25696024, 32120030, 51392048, 64240060, 99572093, 102784096, 128480120, 199144186, 256960240, 398288372, 497860465, 513920480, 796576744, 995720930, 1593153488, 1991441860, 3186306976, 3982883720, 7965767440, 15931534880]

約数ペア:

[(1, 15931534880), (2, 7965767440), (4, 3982883720), (5, 3186306976), (8, 1991441860), (10, 1593153488), (16, 995720930), (20, 796576744), (31, 513920480), (32, 497860465), (40, 398288372), (62, 256960240), (80, 199144186), (124, 128480120), (155, 102784096), (160, 99572093), (248, 64240060), (310, 51392048), (496, 32120030), (620, 25696024), (961, 16578080), (992, 16060015), (1240, 12848012), (1922, 8289040), (2480, 6424006), (3844, 4144520), (4805, 3315616), (4960, 3212003), (7688, 2072260), (9610, 1657808), (15376, 1036130), (19220, 828904), (30752, 518065), (38440, 414452), (76880, 207226), (103613, 153760)]