18401040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1217}}^1$

素因数の和:1246

約数の個数: 160

約数和(自身を含む): 72495360

約数和(自身を除く): 54094320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1217, 1260, 1512, 1680, 1890, 2160, 2434, 2520, 3024, 3651, 3780, 4868, 5040, 6085, 7302, 7560, 8519, 9736, 10953, 12170, 14604, 15120, 17038, 18255, 19472, 21906, 24340, 25557, 29208, 32859, 34076, 36510, 42595, 43812, 48680, 51114, 54765, 58416, 65718, 68152, 73020, 76671, 85190, 87624, 97360, 102228, 109530, 127785, 131436, 136304, 146040, 153342, 164295, 170380, 175248, 204456, 219060, 230013, 255570, 262872, 292080, 306684, 328590, 340760, 383355, 408912, 438120, 460026, 511140, 525744, 613368, 657180, 681520, 766710, 876240, 920052, 1022280, 1150065, 1226736, 1314360, 1533420, 1840104, 2044560, 2300130, 2628720, 3066840, 3680208, 4600260, 6133680, 9200520, 18401040]

約数ペア:

[(1, 18401040), (2, 9200520), (3, 6133680), (4, 4600260), (5, 3680208), (6, 3066840), (7, 2628720), (8, 2300130), (9, 2044560), (10, 1840104), (12, 1533420), (14, 1314360), (15, 1226736), (16, 1150065), (18, 1022280), (20, 920052), (21, 876240), (24, 766710), (27, 681520), (28, 657180), (30, 613368), (35, 525744), (36, 511140), (40, 460026), (42, 438120), (45, 408912), (48, 383355), (54, 340760), (56, 328590), (60, 306684), (63, 292080), (70, 262872), (72, 255570), (80, 230013), (84, 219060), (90, 204456), (105, 175248), (108, 170380), (112, 164295), (120, 153342), (126, 146040), (135, 136304), (140, 131436), (144, 127785), (168, 109530), (180, 102228), (189, 97360), (210, 87624), (216, 85190), (240, 76671), (252, 73020), (270, 68152), (280, 65718), (315, 58416), (336, 54765), (360, 51114), (378, 48680), (420, 43812), (432, 42595), (504, 36510), (540, 34076), (560, 32859), (630, 29208), (720, 25557), (756, 24340), (840, 21906), (945, 19472), (1008, 18255), (1080, 17038), (1217, 15120), (1260, 14604), (1512, 12170), (1680, 10953), (1890, 9736), (2160, 8519), (2434, 7560), (2520, 7302), (3024, 6085), (3651, 5040), (3780, 4868)]