397469600

素因数分解:

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

素因数の和:140

約数の個数: 216

約数和(自身を含む): 1117053504

約数和(自身を除く): 719583904

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, 961, 992, 1034, 1100, 1175, 1240, 1364, 1457, 1504, 1550, 1705, 1760, 1880, 1922, 2068, 2200, 2350, 2480, 2585, 2728, 2914, 3100, 3410, 3760, 3844, 4136, 4400, 4700, 4805, 4960, 5170, 5456, 5828, 6200, 6820, 7285, 7520, 7688, 8272, 8525, 8800, 9400, 9610, 10340, 10571, 10912, 11656, 12400, 12925, 13640, 14570, 15376, 16027, 16544, 17050, 18800, 19220, 20680, 21142, 23312, 24025, 24800, 25850, 27280, 29140, 30752, 32054, 34100, 36425, 37600, 38440, 41360, 42284, 45167, 46624, 48050, 51700, 52855, 54560, 58280, 64108, 68200, 72850, 76880, 80135, 82720, 84568, 90334, 96100, 103400, 105710, 116560, 128216, 136400, 145700, 153760, 160270, 169136, 180668, 192200, 206800, 211420, 225835, 233120, 256432, 264275, 272800, 291400, 320540, 338272, 361336, 384400, 400675, 413600, 422840, 451670, 496837, 512864, 528550, 582800, 641080, 722672, 768800, 801350, 845680, 903340, 993674, 1057100, 1129175, 1165600, 1282160, 1445344, 1602700, 1691360, 1806680, 1987348, 2114200, 2258350, 2484185, 2564320, 3205400, 3613360, 3974696, 4228400, 4516700, 4968370, 6410800, 7226720, 7949392, 8456800, 9033400, 9936740, 12420925, 12821600, 15898784, 18066800, 19873480, 24841850, 36133600, 39746960, 49683700, 79493920, 99367400, 198734800, 397469600]

約数ペア:

[(1, 397469600), (2, 198734800), (4, 99367400), (5, 79493920), (8, 49683700), (10, 39746960), (11, 36133600), (16, 24841850), (20, 19873480), (22, 18066800), (25, 15898784), (31, 12821600), (32, 12420925), (40, 9936740), (44, 9033400), (47, 8456800), (50, 7949392), (55, 7226720), (62, 6410800), (80, 4968370), (88, 4516700), (94, 4228400), (100, 3974696), (110, 3613360), (124, 3205400), (155, 2564320), (160, 2484185), (176, 2258350), (188, 2114200), (200, 1987348), (220, 1806680), (235, 1691360), (248, 1602700), (275, 1445344), (310, 1282160), (341, 1165600), (352, 1129175), (376, 1057100), (400, 993674), (440, 903340), (470, 845680), (496, 801350), (517, 768800), (550, 722672), (620, 641080), (682, 582800), (752, 528550), (775, 512864), (800, 496837), (880, 451670), (940, 422840), (961, 413600), (992, 400675), (1034, 384400), (1100, 361336), (1175, 338272), (1240, 320540), (1364, 291400), (1457, 272800), (1504, 264275), (1550, 256432), (1705, 233120), (1760, 225835), (1880, 211420), (1922, 206800), (2068, 192200), (2200, 180668), (2350, 169136), (2480, 160270), (2585, 153760), (2728, 145700), (2914, 136400), (3100, 128216), (3410, 116560), (3760, 105710), (3844, 103400), (4136, 96100), (4400, 90334), (4700, 84568), (4805, 82720), (4960, 80135), (5170, 76880), (5456, 72850), (5828, 68200), (6200, 64108), (6820, 58280), (7285, 54560), (7520, 52855), (7688, 51700), (8272, 48050), (8525, 46624), (8800, 45167), (9400, 42284), (9610, 41360), (10340, 38440), (10571, 37600), (10912, 36425), (11656, 34100), (12400, 32054), (12925, 30752), (13640, 29140), (14570, 27280), (15376, 25850), (16027, 24800), (16544, 24025), (17050, 23312), (18800, 21142), (19220, 20680)]