12821600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 35997696

約数和(自身を除く): 23176096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 47, 50, 55, 62, 80, 88, 94, 100, 110, 124, 155, 160, 176, 188, 200, 220, 235, 248, 275, 310, 341, 352, 376, 400, 440, 470, 496, 517, 550, 620, 682, 752, 775, 800, 880, 940, 992, 1034, 1100, 1175, 1240, 1364, 1457, 1504, 1550, 1705, 1760, 1880, 2068, 2200, 2350, 2480, 2585, 2728, 2914, 3100, 3410, 3760, 4136, 4400, 4700, 4960, 5170, 5456, 5828, 6200, 6820, 7285, 7520, 8272, 8525, 8800, 9400, 10340, 10912, 11656, 12400, 12925, 13640, 14570, 16027, 16544, 17050, 18800, 20680, 23312, 24800, 25850, 27280, 29140, 32054, 34100, 36425, 37600, 41360, 46624, 51700, 54560, 58280, 64108, 68200, 72850, 80135, 82720, 103400, 116560, 128216, 136400, 145700, 160270, 206800, 233120, 256432, 272800, 291400, 320540, 400675, 413600, 512864, 582800, 641080, 801350, 1165600, 1282160, 1602700, 2564320, 3205400, 6410800, 12821600]

約数ペア:

[(1, 12821600), (2, 6410800), (4, 3205400), (5, 2564320), (8, 1602700), (10, 1282160), (11, 1165600), (16, 801350), (20, 641080), (22, 582800), (25, 512864), (31, 413600), (32, 400675), (40, 320540), (44, 291400), (47, 272800), (50, 256432), (55, 233120), (62, 206800), (80, 160270), (88, 145700), (94, 136400), (100, 128216), (110, 116560), (124, 103400), (155, 82720), (160, 80135), (176, 72850), (188, 68200), (200, 64108), (220, 58280), (235, 54560), (248, 51700), (275, 46624), (310, 41360), (341, 37600), (352, 36425), (376, 34100), (400, 32054), (440, 29140), (470, 27280), (496, 25850), (517, 24800), (550, 23312), (620, 20680), (682, 18800), (752, 17050), (775, 16544), (800, 16027), (880, 14570), (940, 13640), (992, 12925), (1034, 12400), (1100, 11656), (1175, 10912), (1240, 10340), (1364, 9400), (1457, 8800), (1504, 8525), (1550, 8272), (1705, 7520), (1760, 7285), (1880, 6820), (2068, 6200), (2200, 5828), (2350, 5456), (2480, 5170), (2585, 4960), (2728, 4700), (2914, 4400), (3100, 4136), (3410, 3760)]