77773640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16339}}^1$

素因数の和:16374

約数の個数: 64

約数和(自身を含む): 211766400

約数和(自身を除く): 133992760

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, 16339, 32678, 65356, 81695, 114373, 130712, 163390, 228746, 277763, 326780, 457492, 555526, 571865, 653560, 914984, 1111052, 1143730, 1388815, 1944341, 2222104, 2287460, 2777630, 3888682, 4574920, 5555260, 7777364, 9721705, 11110520, 15554728, 19443410, 38886820, 77773640]

約数ペア:

[(1, 77773640), (2, 38886820), (4, 19443410), (5, 15554728), (7, 11110520), (8, 9721705), (10, 7777364), (14, 5555260), (17, 4574920), (20, 3888682), (28, 2777630), (34, 2287460), (35, 2222104), (40, 1944341), (56, 1388815), (68, 1143730), (70, 1111052), (85, 914984), (119, 653560), (136, 571865), (140, 555526), (170, 457492), (238, 326780), (280, 277763), (340, 228746), (476, 163390), (595, 130712), (680, 114373), (952, 81695), (1190, 65356), (2380, 32678), (4760, 16339)]