285488640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{12391}}^1$

素因数の和:12420

約数の個数: 120

約数和(自身を含む): 988807248

約数和(自身を除く): 703318608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 12391, 23040, 24782, 37173, 49564, 61955, 74346, 99128, 111519, 123910, 148692, 185865, 198256, 223038, 247820, 297384, 371730, 396512, 446076, 495640, 557595, 594768, 743460, 793024, 892152, 991280, 1115190, 1189536, 1486920, 1586048, 1784304, 1982560, 2230380, 2379072, 2973840, 3172096, 3568608, 3965120, 4460760, 4758144, 5947680, 6344192, 7137216, 7930240, 8921520, 9516288, 11895360, 14274432, 15860480, 17843040, 19032576, 23790720, 28548864, 31720960, 35686080, 47581440, 57097728, 71372160, 95162880, 142744320, 285488640]

約数ペア:

[(1, 285488640), (2, 142744320), (3, 95162880), (4, 71372160), (5, 57097728), (6, 47581440), (8, 35686080), (9, 31720960), (10, 28548864), (12, 23790720), (15, 19032576), (16, 17843040), (18, 15860480), (20, 14274432), (24, 11895360), (30, 9516288), (32, 8921520), (36, 7930240), (40, 7137216), (45, 6344192), (48, 5947680), (60, 4758144), (64, 4460760), (72, 3965120), (80, 3568608), (90, 3172096), (96, 2973840), (120, 2379072), (128, 2230380), (144, 1982560), (160, 1784304), (180, 1586048), (192, 1486920), (240, 1189536), (256, 1115190), (288, 991280), (320, 892152), (360, 793024), (384, 743460), (480, 594768), (512, 557595), (576, 495640), (640, 446076), (720, 396512), (768, 371730), (960, 297384), (1152, 247820), (1280, 223038), (1440, 198256), (1536, 185865), (1920, 148692), (2304, 123910), (2560, 111519), (2880, 99128), (3840, 74346), (4608, 61955), (5760, 49564), (7680, 37173), (11520, 24782), (12391, 23040)]