1330795520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4261}}^1$

素因数の和:4347

約数の個数: 88

約数和(自身を含む): 3245444808

約数和(自身を除く): 1914649288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1024, 1220, 1280, 1952, 2440, 2560, 3904, 4261, 4880, 5120, 7808, 8522, 9760, 15616, 17044, 19520, 21305, 31232, 34088, 39040, 42610, 62464, 68176, 78080, 85220, 136352, 156160, 170440, 259921, 272704, 312320, 340880, 519842, 545408, 681760, 1039684, 1090816, 1299605, 1363520, 2079368, 2181632, 2599210, 2727040, 4158736, 4363264, 5198420, 5454080, 8317472, 10396840, 10908160, 16634944, 20793680, 21816320, 33269888, 41587360, 66539776, 83174720, 133079552, 166349440, 266159104, 332698880, 665397760, 1330795520]

約数ペア:

[(1, 1330795520), (2, 665397760), (4, 332698880), (5, 266159104), (8, 166349440), (10, 133079552), (16, 83174720), (20, 66539776), (32, 41587360), (40, 33269888), (61, 21816320), (64, 20793680), (80, 16634944), (122, 10908160), (128, 10396840), (160, 8317472), (244, 5454080), (256, 5198420), (305, 4363264), (320, 4158736), (488, 2727040), (512, 2599210), (610, 2181632), (640, 2079368), (976, 1363520), (1024, 1299605), (1220, 1090816), (1280, 1039684), (1952, 681760), (2440, 545408), (2560, 519842), (3904, 340880), (4261, 312320), (4880, 272704), (5120, 259921), (7808, 170440), (8522, 156160), (9760, 136352), (15616, 85220), (17044, 78080), (19520, 68176), (21305, 62464), (31232, 42610), (34088, 39040)]