28877760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:331

約数の個数: 168

約数和(自身を含む): 102388416

約数和(自身を除く): 73510656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 192, 222, 240, 271, 288, 296, 320, 333, 360, 370, 444, 480, 542, 555, 576, 592, 666, 720, 740, 813, 888, 960, 1084, 1110, 1184, 1332, 1355, 1440, 1480, 1626, 1665, 1776, 2168, 2220, 2368, 2439, 2664, 2710, 2880, 2960, 3252, 3330, 3552, 4065, 4336, 4440, 4878, 5328, 5420, 5920, 6504, 6660, 7104, 8130, 8672, 8880, 9756, 10027, 10656, 10840, 11840, 12195, 13008, 13320, 16260, 17344, 17760, 19512, 20054, 21312, 21680, 24390, 26016, 26640, 30081, 32520, 35520, 39024, 40108, 43360, 48780, 50135, 52032, 53280, 60162, 65040, 78048, 80216, 86720, 90243, 97560, 100270, 106560, 120324, 130080, 150405, 156096, 160432, 180486, 195120, 200540, 240648, 260160, 300810, 320864, 360972, 390240, 401080, 451215, 481296, 601620, 641728, 721944, 780480, 802160, 902430, 962592, 1203240, 1443888, 1604320, 1804860, 1925184, 2406480, 2887776, 3208640, 3609720, 4812960, 5775552, 7219440, 9625920, 14438880, 28877760]

約数ペア:

[(1, 28877760), (2, 14438880), (3, 9625920), (4, 7219440), (5, 5775552), (6, 4812960), (8, 3609720), (9, 3208640), (10, 2887776), (12, 2406480), (15, 1925184), (16, 1804860), (18, 1604320), (20, 1443888), (24, 1203240), (30, 962592), (32, 902430), (36, 802160), (37, 780480), (40, 721944), (45, 641728), (48, 601620), (60, 481296), (64, 451215), (72, 401080), (74, 390240), (80, 360972), (90, 320864), (96, 300810), (111, 260160), (120, 240648), (144, 200540), (148, 195120), (160, 180486), (180, 160432), (185, 156096), (192, 150405), (222, 130080), (240, 120324), (271, 106560), (288, 100270), (296, 97560), (320, 90243), (333, 86720), (360, 80216), (370, 78048), (444, 65040), (480, 60162), (542, 53280), (555, 52032), (576, 50135), (592, 48780), (666, 43360), (720, 40108), (740, 39024), (813, 35520), (888, 32520), (960, 30081), (1084, 26640), (1110, 26016), (1184, 24390), (1332, 21680), (1355, 21312), (1440, 20054), (1480, 19512), (1626, 17760), (1665, 17344), (1776, 16260), (2168, 13320), (2220, 13008), (2368, 12195), (2439, 11840), (2664, 10840), (2710, 10656), (2880, 10027), (2960, 9756), (3252, 8880), (3330, 8672), (3552, 8130), (4065, 7104), (4336, 6660), (4440, 6504), (4878, 5920), (5328, 5420)]