388794560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:575

約数の個数: 224

約数和(自身を含む): 1193840640

約数和(自身を除く): 805046080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 320, 341, 352, 385, 434, 440, 448, 496, 509, 560, 616, 620, 682, 704, 770, 868, 880, 992, 1018, 1085, 1120, 1232, 1240, 1364, 1540, 1705, 1736, 1760, 1984, 2036, 2170, 2240, 2387, 2464, 2480, 2545, 2728, 3080, 3410, 3472, 3520, 3563, 4072, 4340, 4774, 4928, 4960, 5090, 5456, 5599, 6160, 6820, 6944, 7126, 8144, 8680, 9548, 9920, 10180, 10912, 11198, 11935, 12320, 13640, 13888, 14252, 15779, 16288, 17360, 17815, 19096, 20360, 21824, 22396, 23870, 24640, 27280, 27995, 28504, 31558, 32576, 34720, 35630, 38192, 39193, 40720, 44792, 47740, 54560, 55990, 57008, 63116, 69440, 71260, 76384, 78386, 78895, 81440, 89584, 95480, 109120, 110453, 111980, 114016, 126232, 142520, 152768, 156772, 157790, 162880, 173569, 179168, 190960, 195965, 220906, 223960, 228032, 252464, 285040, 313544, 315580, 347138, 358336, 381920, 391930, 441812, 447920, 504928, 552265, 570080, 627088, 631160, 694276, 763840, 783860, 867845, 883624, 895840, 1009856, 1104530, 1140160, 1214983, 1254176, 1262320, 1388552, 1567720, 1735690, 1767248, 1791680, 2209060, 2429966, 2508352, 2524640, 2777104, 3135440, 3471380, 3534496, 4418120, 4859932, 5049280, 5554208, 6074915, 6270880, 6942760, 7068992, 8836240, 9719864, 11108416, 12149830, 12541760, 13885520, 17672480, 19439728, 24299660, 27771040, 35344960, 38879456, 48599320, 55542080, 77758912, 97198640, 194397280, 388794560]

約数ペア:

[(1, 388794560), (2, 194397280), (4, 97198640), (5, 77758912), (7, 55542080), (8, 48599320), (10, 38879456), (11, 35344960), (14, 27771040), (16, 24299660), (20, 19439728), (22, 17672480), (28, 13885520), (31, 12541760), (32, 12149830), (35, 11108416), (40, 9719864), (44, 8836240), (55, 7068992), (56, 6942760), (62, 6270880), (64, 6074915), (70, 5554208), (77, 5049280), (80, 4859932), (88, 4418120), (110, 3534496), (112, 3471380), (124, 3135440), (140, 2777104), (154, 2524640), (155, 2508352), (160, 2429966), (176, 2209060), (217, 1791680), (220, 1767248), (224, 1735690), (248, 1567720), (280, 1388552), (308, 1262320), (310, 1254176), (320, 1214983), (341, 1140160), (352, 1104530), (385, 1009856), (434, 895840), (440, 883624), (448, 867845), (496, 783860), (509, 763840), (560, 694276), (616, 631160), (620, 627088), (682, 570080), (704, 552265), (770, 504928), (868, 447920), (880, 441812), (992, 391930), (1018, 381920), (1085, 358336), (1120, 347138), (1232, 315580), (1240, 313544), (1364, 285040), (1540, 252464), (1705, 228032), (1736, 223960), (1760, 220906), (1984, 195965), (2036, 190960), (2170, 179168), (2240, 173569), (2387, 162880), (2464, 157790), (2480, 156772), (2545, 152768), (2728, 142520), (3080, 126232), (3410, 114016), (3472, 111980), (3520, 110453), (3563, 109120), (4072, 95480), (4340, 89584), (4774, 81440), (4928, 78895), (4960, 78386), (5090, 76384), (5456, 71260), (5599, 69440), (6160, 63116), (6820, 57008), (6944, 55990), (7126, 54560), (8144, 47740), (8680, 44792), (9548, 40720), (9920, 39193), (10180, 38192), (10912, 35630), (11198, 34720), (11935, 32576), (12320, 31558), (13640, 28504), (13888, 27995), (14252, 27280), (15779, 24640), (16288, 23870), (17360, 22396), (17815, 21824), (19096, 20360)]