268652020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 775595520

約数和(自身を除く): 506943500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 19, 20, 26, 28, 34, 35, 38, 52, 65, 68, 70, 76, 85, 91, 95, 119, 130, 133, 140, 170, 182, 190, 221, 238, 247, 260, 266, 323, 340, 364, 380, 442, 455, 457, 476, 494, 532, 595, 646, 665, 884, 910, 914, 988, 1105, 1190, 1235, 1292, 1330, 1547, 1615, 1729, 1820, 1828, 2210, 2261, 2285, 2380, 2470, 2660, 3094, 3199, 3230, 3458, 4199, 4420, 4522, 4570, 4940, 5941, 6188, 6398, 6460, 6916, 7735, 7769, 8398, 8645, 8683, 9044, 9140, 11305, 11882, 12796, 15470, 15538, 15995, 16796, 17290, 17366, 20995, 22610, 23764, 29393, 29705, 30940, 31076, 31990, 34580, 34732, 38845, 41587, 41990, 43415, 45220, 54383, 58786, 59410, 60781, 63980, 77690, 83174, 83980, 86830, 100997, 108766, 112879, 117572, 118820, 121562, 146965, 147611, 155380, 166348, 173660, 201994, 207935, 217532, 225758, 243124, 271915, 293930, 295222, 303905, 403988, 415870, 451516, 504985, 543830, 564395, 587860, 590444, 607810, 706979, 738055, 790153, 831740, 1009970, 1033277, 1087660, 1128790, 1215620, 1413958, 1476110, 1580306, 1918943, 2019940, 2066554, 2257580, 2827916, 2952220, 3160612, 3534895, 3837886, 3950765, 4133108, 5166385, 7069790, 7675772, 7901530, 9594715, 10332770, 13432601, 14139580, 15803060, 19189430, 20665540, 26865202, 38378860, 53730404, 67163005, 134326010, 268652020]

約数ペア:

[(1, 268652020), (2, 134326010), (4, 67163005), (5, 53730404), (7, 38378860), (10, 26865202), (13, 20665540), (14, 19189430), (17, 15803060), (19, 14139580), (20, 13432601), (26, 10332770), (28, 9594715), (34, 7901530), (35, 7675772), (38, 7069790), (52, 5166385), (65, 4133108), (68, 3950765), (70, 3837886), (76, 3534895), (85, 3160612), (91, 2952220), (95, 2827916), (119, 2257580), (130, 2066554), (133, 2019940), (140, 1918943), (170, 1580306), (182, 1476110), (190, 1413958), (221, 1215620), (238, 1128790), (247, 1087660), (260, 1033277), (266, 1009970), (323, 831740), (340, 790153), (364, 738055), (380, 706979), (442, 607810), (455, 590444), (457, 587860), (476, 564395), (494, 543830), (532, 504985), (595, 451516), (646, 415870), (665, 403988), (884, 303905), (910, 295222), (914, 293930), (988, 271915), (1105, 243124), (1190, 225758), (1235, 217532), (1292, 207935), (1330, 201994), (1547, 173660), (1615, 166348), (1729, 155380), (1820, 147611), (1828, 146965), (2210, 121562), (2261, 118820), (2285, 117572), (2380, 112879), (2470, 108766), (2660, 100997), (3094, 86830), (3199, 83980), (3230, 83174), (3458, 77690), (4199, 63980), (4420, 60781), (4522, 59410), (4570, 58786), (4940, 54383), (5941, 45220), (6188, 43415), (6398, 41990), (6460, 41587), (6916, 38845), (7735, 34732), (7769, 34580), (8398, 31990), (8645, 31076), (8683, 30940), (9044, 29705), (9140, 29393), (11305, 23764), (11882, 22610), (12796, 20995), (15470, 17366), (15538, 17290), (15995, 16796)]