1640894640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88793}}^1$

素因数の和:88827

約数の個数: 160

約数和(自身を含む): 6342022656

約数和(自身を除く): 4701128016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 88793, 177586, 266379, 355172, 443965, 532758, 621551, 710344, 887930, 976723, 1065516, 1243102, 1331895, 1420688, 1775860, 1864653, 1953446, 2131032, 2486204, 2663790, 2930169, 3107755, 3551720, 3729306, 3906892, 4262064, 4883615, 4972408, 5327580, 5860338, 6215510, 6837061, 7103440, 7458612, 7813784, 9323265, 9767230, 9944816, 10655160, 11720676, 12431020, 13674122, 14650845, 14917224, 15627568, 18646530, 19534460, 20511183, 21310320, 23441352, 24862040, 27348244, 29301690, 29834448, 34185305, 37293060, 39068920, 41022366, 46882704, 49724080, 54696488, 58603380, 68370610, 74586120, 78137840, 82044732, 102555915, 109392976, 117206760, 136741220, 149172240, 164089464, 205111830, 234413520, 273482440, 328178928, 410223660, 546964880, 820447320, 1640894640]

約数ペア:

[(1, 1640894640), (2, 820447320), (3, 546964880), (4, 410223660), (5, 328178928), (6, 273482440), (7, 234413520), (8, 205111830), (10, 164089464), (11, 149172240), (12, 136741220), (14, 117206760), (15, 109392976), (16, 102555915), (20, 82044732), (21, 78137840), (22, 74586120), (24, 68370610), (28, 58603380), (30, 54696488), (33, 49724080), (35, 46882704), (40, 41022366), (42, 39068920), (44, 37293060), (48, 34185305), (55, 29834448), (56, 29301690), (60, 27348244), (66, 24862040), (70, 23441352), (77, 21310320), (80, 20511183), (84, 19534460), (88, 18646530), (105, 15627568), (110, 14917224), (112, 14650845), (120, 13674122), (132, 12431020), (140, 11720676), (154, 10655160), (165, 9944816), (168, 9767230), (176, 9323265), (210, 7813784), (220, 7458612), (231, 7103440), (240, 6837061), (264, 6215510), (280, 5860338), (308, 5327580), (330, 4972408), (336, 4883615), (385, 4262064), (420, 3906892), (440, 3729306), (462, 3551720), (528, 3107755), (560, 2930169), (616, 2663790), (660, 2486204), (770, 2131032), (840, 1953446), (880, 1864653), (924, 1775860), (1155, 1420688), (1232, 1331895), (1320, 1243102), (1540, 1065516), (1680, 976723), (1848, 887930), (2310, 710344), (2640, 621551), (3080, 532758), (3696, 443965), (4620, 355172), (6160, 266379), (9240, 177586), (18480, 88793)]