20809898225520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1193}}^1\times {\mathrm{487789}}^1$

素因数の和:489147

約数の個数: 160

約数和(自身を含む): 64998212616000

約数和(自身を除く): 44188314390480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1193, 1490, 1788, 2235, 2384, 2386, 2980, 3576, 3579, 4470, 4772, 5960, 5965, 7152, 7158, 8940, 9544, 11920, 11930, 14316, 17880, 17895, 19088, 23860, 28632, 35760, 35790, 47720, 57264, 71580, 95440, 143160, 177757, 286320, 355514, 487789, 533271, 711028, 888785, 975578, 1066542, 1422056, 1463367, 1777570, 1951156, 2133084, 2438945, 2666355, 2844112, 2926734, 3555140, 3902312, 4266168, 4877890, 5332710, 5853468, 7110280, 7316835, 7804624, 8532336, 9755780, 10665420, 11706936, 14220560, 14633670, 19511560, 21330840, 23413872, 29267340, 39023120, 42661680, 58534680, 72680561, 117069360, 145361122, 218041683, 290722244, 363402805, 436083366, 581444488, 581932277, 726805610, 872166732, 1090208415, 1162888976, 1163864554, 1453611220, 1744333464, 1745796831, 2180416830, 2327729108, 2907222440, 2909661385, 3488666928, 3491593662, 4360833660, 4655458216, 5814444880, 5819322770, 6983187324, 8721667320, 8728984155, 9310916432, 11638645540, 13966374648, 17443334640, 17457968310, 23277291080, 27932749296, 34915936620, 46554582160, 69831873240, 86707909273, 139663746480, 173415818546, 260123727819, 346831637092, 433539546365, 520247455638, 693663274184, 867079092730, 1040494911276, 1300618639095, 1387326548368, 1734158185460, 2080989822552, 2601237278190, 3468316370920, 4161979645104, 5202474556380, 6936632741840, 10404949112760, 20809898225520]

約数ペア:

[(1, 20809898225520), (2, 10404949112760), (3, 6936632741840), (4, 5202474556380), (5, 4161979645104), (6, 3468316370920), (8, 2601237278190), (10, 2080989822552), (12, 1734158185460), (15, 1387326548368), (16, 1300618639095), (20, 1040494911276), (24, 867079092730), (30, 693663274184), (40, 520247455638), (48, 433539546365), (60, 346831637092), (80, 260123727819), (120, 173415818546), (149, 139663746480), (240, 86707909273), (298, 69831873240), (447, 46554582160), (596, 34915936620), (745, 27932749296), (894, 23277291080), (1192, 17457968310), (1193, 17443334640), (1490, 13966374648), (1788, 11638645540), (2235, 9310916432), (2384, 8728984155), (2386, 8721667320), (2980, 6983187324), (3576, 5819322770), (3579, 5814444880), (4470, 4655458216), (4772, 4360833660), (5960, 3491593662), (5965, 3488666928), (7152, 2909661385), (7158, 2907222440), (8940, 2327729108), (9544, 2180416830), (11920, 1745796831), (11930, 1744333464), (14316, 1453611220), (17880, 1163864554), (17895, 1162888976), (19088, 1090208415), (23860, 872166732), (28632, 726805610), (35760, 581932277), (35790, 581444488), (47720, 436083366), (57264, 363402805), (71580, 290722244), (95440, 218041683), (143160, 145361122), (177757, 117069360), (286320, 72680561), (355514, 58534680), (487789, 42661680), (533271, 39023120), (711028, 29267340), (888785, 23413872), (975578, 21330840), (1066542, 19511560), (1422056, 14633670), (1463367, 14220560), (1777570, 11706936), (1951156, 10665420), (2133084, 9755780), (2438945, 8532336), (2666355, 7804624), (2844112, 7316835), (2926734, 7110280), (3555140, 5853468), (3902312, 5332710), (4266168, 4877890)]