142821120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2898

約数の個数: 144

約数和(自身を含む): 491393952

約数和(自身を除く): 348572832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 2861, 3120, 3328, 3840, 4160, 4992, 5722, 6240, 8320, 8583, 9984, 11444, 12480, 14305, 16640, 17166, 22888, 24960, 28610, 34332, 37193, 42915, 45776, 49920, 57220, 68664, 74386, 85830, 91552, 111579, 114440, 137328, 148772, 171660, 183104, 185965, 223158, 228880, 274656, 297544, 343320, 366208, 371930, 446316, 457760, 549312, 557895, 595088, 686640, 732416, 743860, 892632, 915520, 1098624, 1115790, 1190176, 1373280, 1487720, 1785264, 1831040, 2197248, 2231580, 2380352, 2746560, 2975440, 3570528, 3662080, 4463160, 4760704, 5493120, 5950880, 7141056, 8926320, 9521408, 10986240, 11901760, 14282112, 17852640, 23803520, 28564224, 35705280, 47607040, 71410560, 142821120]

約数ペア:

[(1, 142821120), (2, 71410560), (3, 47607040), (4, 35705280), (5, 28564224), (6, 23803520), (8, 17852640), (10, 14282112), (12, 11901760), (13, 10986240), (15, 9521408), (16, 8926320), (20, 7141056), (24, 5950880), (26, 5493120), (30, 4760704), (32, 4463160), (39, 3662080), (40, 3570528), (48, 2975440), (52, 2746560), (60, 2380352), (64, 2231580), (65, 2197248), (78, 1831040), (80, 1785264), (96, 1487720), (104, 1373280), (120, 1190176), (128, 1115790), (130, 1098624), (156, 915520), (160, 892632), (192, 743860), (195, 732416), (208, 686640), (240, 595088), (256, 557895), (260, 549312), (312, 457760), (320, 446316), (384, 371930), (390, 366208), (416, 343320), (480, 297544), (520, 274656), (624, 228880), (640, 223158), (768, 185965), (780, 183104), (832, 171660), (960, 148772), (1040, 137328), (1248, 114440), (1280, 111579), (1560, 91552), (1664, 85830), (1920, 74386), (2080, 68664), (2496, 57220), (2861, 49920), (3120, 45776), (3328, 42915), (3840, 37193), (4160, 34332), (4992, 28610), (5722, 24960), (6240, 22888), (8320, 17166), (8583, 16640), (9984, 14305), (11444, 12480)]