18737280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3253}}^1$

素因数の和:3278

約数の個数: 96

約数和(自身を含む): 64722060

約数和(自身を除く): 45984780

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, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3253, 5760, 6506, 9759, 13012, 16265, 19518, 26024, 29277, 32530, 39036, 48795, 52048, 58554, 65060, 78072, 97590, 104096, 117108, 130120, 146385, 156144, 195180, 208192, 234216, 260240, 292770, 312288, 390360, 416384, 468432, 520480, 585540, 624576, 780720, 936864, 1040960, 1171080, 1249152, 1561440, 1873728, 2081920, 2342160, 3122880, 3747456, 4684320, 6245760, 9368640, 18737280]

約数ペア:

[(1, 18737280), (2, 9368640), (3, 6245760), (4, 4684320), (5, 3747456), (6, 3122880), (8, 2342160), (9, 2081920), (10, 1873728), (12, 1561440), (15, 1249152), (16, 1171080), (18, 1040960), (20, 936864), (24, 780720), (30, 624576), (32, 585540), (36, 520480), (40, 468432), (45, 416384), (48, 390360), (60, 312288), (64, 292770), (72, 260240), (80, 234216), (90, 208192), (96, 195180), (120, 156144), (128, 146385), (144, 130120), (160, 117108), (180, 104096), (192, 97590), (240, 78072), (288, 65060), (320, 58554), (360, 52048), (384, 48795), (480, 39036), (576, 32530), (640, 29277), (720, 26024), (960, 19518), (1152, 16265), (1440, 13012), (1920, 9759), (2880, 6506), (3253, 5760)]