138668880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1481

約数の個数: 160

約数和(自身を含む): 499968000

約数和(自身を除く): 361299120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 708, 826, 840, 885, 944, 1180, 1239, 1399, 1416, 1652, 1680, 1770, 2065, 2360, 2478, 2798, 2832, 3304, 3540, 4130, 4197, 4720, 4956, 5596, 6195, 6608, 6995, 7080, 8260, 8394, 9793, 9912, 11192, 12390, 13990, 14160, 16520, 16788, 19586, 19824, 20985, 22384, 24780, 27980, 29379, 33040, 33576, 39172, 41970, 48965, 49560, 55960, 58758, 67152, 78344, 82541, 83940, 97930, 99120, 111920, 117516, 146895, 156688, 165082, 167880, 195860, 235032, 247623, 293790, 330164, 335760, 391720, 412705, 470064, 495246, 577787, 587580, 660328, 783440, 825410, 990492, 1155574, 1175160, 1238115, 1320656, 1650820, 1733361, 1980984, 2311148, 2350320, 2476230, 2888935, 3301640, 3466722, 3961968, 4622296, 4952460, 5777870, 6603280, 6933444, 8666805, 9244592, 9904920, 11555740, 13866888, 17333610, 19809840, 23111480, 27733776, 34667220, 46222960, 69334440, 138668880]

約数ペア:

[(1, 138668880), (2, 69334440), (3, 46222960), (4, 34667220), (5, 27733776), (6, 23111480), (7, 19809840), (8, 17333610), (10, 13866888), (12, 11555740), (14, 9904920), (15, 9244592), (16, 8666805), (20, 6933444), (21, 6603280), (24, 5777870), (28, 4952460), (30, 4622296), (35, 3961968), (40, 3466722), (42, 3301640), (48, 2888935), (56, 2476230), (59, 2350320), (60, 2311148), (70, 1980984), (80, 1733361), (84, 1650820), (105, 1320656), (112, 1238115), (118, 1175160), (120, 1155574), (140, 990492), (168, 825410), (177, 783440), (210, 660328), (236, 587580), (240, 577787), (280, 495246), (295, 470064), (336, 412705), (354, 391720), (413, 335760), (420, 330164), (472, 293790), (560, 247623), (590, 235032), (708, 195860), (826, 167880), (840, 165082), (885, 156688), (944, 146895), (1180, 117516), (1239, 111920), (1399, 99120), (1416, 97930), (1652, 83940), (1680, 82541), (1770, 78344), (2065, 67152), (2360, 58758), (2478, 55960), (2798, 49560), (2832, 48965), (3304, 41970), (3540, 39172), (4130, 33576), (4197, 33040), (4720, 29379), (4956, 27980), (5596, 24780), (6195, 22384), (6608, 20985), (6995, 19824), (7080, 19586), (8260, 16788), (8394, 16520), (9793, 14160), (9912, 13990), (11192, 12390)]