278269440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1952

約数の個数: 160

約数和(自身を含む): 936904320

約数和(自身を除く): 658634880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1536, 1824, 1907, 1920, 2280, 2432, 2560, 3040, 3648, 3814, 3840, 4560, 4864, 5721, 6080, 7296, 7628, 7680, 9120, 9535, 9728, 11442, 12160, 14592, 15256, 18240, 19070, 22884, 24320, 28605, 29184, 30512, 36233, 36480, 38140, 45768, 48640, 57210, 61024, 72466, 72960, 76280, 91536, 108699, 114420, 122048, 144932, 145920, 152560, 181165, 183072, 217398, 228840, 244096, 289864, 305120, 362330, 366144, 434796, 457680, 488192, 543495, 579728, 610240, 724660, 732288, 869592, 915360, 976384, 1086990, 1159456, 1220480, 1449320, 1464576, 1739184, 1830720, 2173980, 2318912, 2440960, 2898640, 2929152, 3478368, 3661440, 4347960, 4637824, 4881920, 5797280, 6956736, 7322880, 8695920, 9275648, 11594560, 13913472, 14645760, 17391840, 18551296, 23189120, 27826944, 34783680, 46378240, 55653888, 69567360, 92756480, 139134720, 278269440]

約数ペア:

[(1, 278269440), (2, 139134720), (3, 92756480), (4, 69567360), (5, 55653888), (6, 46378240), (8, 34783680), (10, 27826944), (12, 23189120), (15, 18551296), (16, 17391840), (19, 14645760), (20, 13913472), (24, 11594560), (30, 9275648), (32, 8695920), (38, 7322880), (40, 6956736), (48, 5797280), (57, 4881920), (60, 4637824), (64, 4347960), (76, 3661440), (80, 3478368), (95, 2929152), (96, 2898640), (114, 2440960), (120, 2318912), (128, 2173980), (152, 1830720), (160, 1739184), (190, 1464576), (192, 1449320), (228, 1220480), (240, 1159456), (256, 1086990), (285, 976384), (304, 915360), (320, 869592), (380, 732288), (384, 724660), (456, 610240), (480, 579728), (512, 543495), (570, 488192), (608, 457680), (640, 434796), (760, 366144), (768, 362330), (912, 305120), (960, 289864), (1140, 244096), (1216, 228840), (1280, 217398), (1520, 183072), (1536, 181165), (1824, 152560), (1907, 145920), (1920, 144932), (2280, 122048), (2432, 114420), (2560, 108699), (3040, 91536), (3648, 76280), (3814, 72960), (3840, 72466), (4560, 61024), (4864, 57210), (5721, 48640), (6080, 45768), (7296, 38140), (7628, 36480), (7680, 36233), (9120, 30512), (9535, 29184), (9728, 28605), (11442, 24320), (12160, 22884), (14592, 19070), (15256, 18240)]