18327400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 56246400

約数和(自身を除く): 37919000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 53, 56, 65, 70, 76, 91, 95, 100, 104, 106, 130, 133, 140, 152, 175, 182, 190, 200, 212, 247, 260, 265, 266, 280, 325, 350, 364, 371, 380, 424, 455, 475, 494, 520, 530, 532, 650, 665, 689, 700, 728, 742, 760, 910, 950, 988, 1007, 1060, 1064, 1235, 1300, 1325, 1330, 1378, 1400, 1484, 1729, 1820, 1855, 1900, 1976, 2014, 2120, 2275, 2470, 2600, 2650, 2660, 2756, 2968, 3325, 3445, 3458, 3640, 3710, 3800, 4028, 4550, 4823, 4940, 5035, 5300, 5320, 5512, 6175, 6650, 6890, 6916, 7049, 7420, 8056, 8645, 9100, 9275, 9646, 9880, 10070, 10600, 12350, 13091, 13300, 13780, 13832, 14098, 14840, 17225, 17290, 18200, 18550, 19292, 20140, 24115, 24700, 25175, 26182, 26600, 27560, 28196, 34450, 34580, 35245, 37100, 38584, 40280, 43225, 48230, 49400, 50350, 52364, 56392, 65455, 68900, 69160, 70490, 74200, 86450, 91637, 96460, 100700, 104728, 120575, 130910, 137800, 140980, 172900, 176225, 183274, 192920, 201400, 241150, 261820, 281960, 327275, 345800, 352450, 366548, 458185, 482300, 523640, 654550, 704900, 733096, 916370, 964600, 1309100, 1409800, 1832740, 2290925, 2618200, 3665480, 4581850, 9163700, 18327400]

約数ペア:

[(1, 18327400), (2, 9163700), (4, 4581850), (5, 3665480), (7, 2618200), (8, 2290925), (10, 1832740), (13, 1409800), (14, 1309100), (19, 964600), (20, 916370), (25, 733096), (26, 704900), (28, 654550), (35, 523640), (38, 482300), (40, 458185), (50, 366548), (52, 352450), (53, 345800), (56, 327275), (65, 281960), (70, 261820), (76, 241150), (91, 201400), (95, 192920), (100, 183274), (104, 176225), (106, 172900), (130, 140980), (133, 137800), (140, 130910), (152, 120575), (175, 104728), (182, 100700), (190, 96460), (200, 91637), (212, 86450), (247, 74200), (260, 70490), (265, 69160), (266, 68900), (280, 65455), (325, 56392), (350, 52364), (364, 50350), (371, 49400), (380, 48230), (424, 43225), (455, 40280), (475, 38584), (494, 37100), (520, 35245), (530, 34580), (532, 34450), (650, 28196), (665, 27560), (689, 26600), (700, 26182), (728, 25175), (742, 24700), (760, 24115), (910, 20140), (950, 19292), (988, 18550), (1007, 18200), (1060, 17290), (1064, 17225), (1235, 14840), (1300, 14098), (1325, 13832), (1330, 13780), (1378, 13300), (1400, 13091), (1484, 12350), (1729, 10600), (1820, 10070), (1855, 9880), (1900, 9646), (1976, 9275), (2014, 9100), (2120, 8645), (2275, 8056), (2470, 7420), (2600, 7049), (2650, 6916), (2660, 6890), (2756, 6650), (2968, 6175), (3325, 5512), (3445, 5320), (3458, 5300), (3640, 5035), (3710, 4940), (3800, 4823), (4028, 4550)]