64238040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{178439}}^1$

素因数の和:178456

約数の個数: 48

約数和(自身を含む): 208774800

約数和(自身を除く): 144536760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 178439, 356878, 535317, 713756, 892195, 1070634, 1427512, 1605951, 1784390, 2141268, 2676585, 3211902, 3568780, 4282536, 5353170, 6423804, 7137560, 8029755, 10706340, 12847608, 16059510, 21412680, 32119020, 64238040]

約数ペア:

[(1, 64238040), (2, 32119020), (3, 21412680), (4, 16059510), (5, 12847608), (6, 10706340), (8, 8029755), (9, 7137560), (10, 6423804), (12, 5353170), (15, 4282536), (18, 3568780), (20, 3211902), (24, 2676585), (30, 2141268), (36, 1784390), (40, 1605951), (45, 1427512), (60, 1070634), (72, 892195), (90, 713756), (120, 535317), (180, 356878), (360, 178439)]