74917640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15739}}^1$

素因数の和:15774

約数の個数: 64

約数和(自身を含む): 203990400

約数和(自身を除く): 129072760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 15739, 31478, 62956, 78695, 110173, 125912, 157390, 220346, 267563, 314780, 440692, 535126, 550865, 629560, 881384, 1070252, 1101730, 1337815, 1872941, 2140504, 2203460, 2675630, 3745882, 4406920, 5351260, 7491764, 9364705, 10702520, 14983528, 18729410, 37458820, 74917640]

約数ペア:

[(1, 74917640), (2, 37458820), (4, 18729410), (5, 14983528), (7, 10702520), (8, 9364705), (10, 7491764), (14, 5351260), (17, 4406920), (20, 3745882), (28, 2675630), (34, 2203460), (35, 2140504), (40, 1872941), (56, 1337815), (68, 1101730), (70, 1070252), (85, 881384), (119, 629560), (136, 550865), (140, 535126), (170, 440692), (238, 314780), (280, 267563), (340, 220346), (476, 157390), (595, 125912), (680, 110173), (952, 78695), (1190, 62956), (2380, 31478), (4760, 15739)]