1387680

素因数分解:

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

素因数の和:91

約数の個数: 144

約数和(自身を含む): 5171040

約数和(自身を除く): 3783360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 59, 60, 70, 80, 84, 96, 98, 105, 112, 118, 120, 140, 147, 160, 168, 177, 196, 210, 224, 236, 240, 245, 280, 294, 295, 336, 354, 392, 413, 420, 472, 480, 490, 560, 588, 590, 672, 708, 735, 784, 826, 840, 885, 944, 980, 1120, 1176, 1180, 1239, 1416, 1470, 1568, 1652, 1680, 1770, 1888, 1960, 2065, 2352, 2360, 2478, 2832, 2891, 2940, 3304, 3360, 3540, 3920, 4130, 4704, 4720, 4956, 5664, 5782, 5880, 6195, 6608, 7080, 7840, 8260, 8673, 9440, 9912, 11564, 11760, 12390, 13216, 14160, 14455, 16520, 17346, 19824, 23128, 23520, 24780, 28320, 28910, 33040, 34692, 39648, 43365, 46256, 49560, 57820, 66080, 69384, 86730, 92512, 99120, 115640, 138768, 173460, 198240, 231280, 277536, 346920, 462560, 693840, 1387680]

約数ペア:

[(1, 1387680), (2, 693840), (3, 462560), (4, 346920), (5, 277536), (6, 231280), (7, 198240), (8, 173460), (10, 138768), (12, 115640), (14, 99120), (15, 92512), (16, 86730), (20, 69384), (21, 66080), (24, 57820), (28, 49560), (30, 46256), (32, 43365), (35, 39648), (40, 34692), (42, 33040), (48, 28910), (49, 28320), (56, 24780), (59, 23520), (60, 23128), (70, 19824), (80, 17346), (84, 16520), (96, 14455), (98, 14160), (105, 13216), (112, 12390), (118, 11760), (120, 11564), (140, 9912), (147, 9440), (160, 8673), (168, 8260), (177, 7840), (196, 7080), (210, 6608), (224, 6195), (236, 5880), (240, 5782), (245, 5664), (280, 4956), (294, 4720), (295, 4704), (336, 4130), (354, 3920), (392, 3540), (413, 3360), (420, 3304), (472, 2940), (480, 2891), (490, 2832), (560, 2478), (588, 2360), (590, 2352), (672, 2065), (708, 1960), (735, 1888), (784, 1770), (826, 1680), (840, 1652), (885, 1568), (944, 1470), (980, 1416), (1120, 1239), (1176, 1180)]