1642290720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15767}}^1$

素因数の和:15823

約数の個数: 192

約数和(自身を含む): 6103351296

約数和(自身を除く): 4461060576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 6510, 6944, 7440, 8680, 10416, 13020, 14880, 15767, 17360, 20832, 26040, 31534, 34720, 47301, 52080, 63068, 78835, 94602, 104160, 110369, 126136, 157670, 189204, 220738, 236505, 252272, 315340, 331107, 378408, 441476, 473010, 488777, 504544, 551845, 630680, 662214, 756816, 882952, 946020, 977554, 1103690, 1261360, 1324428, 1466331, 1513632, 1655535, 1765904, 1892040, 1955108, 2207380, 2443885, 2522720, 2648856, 2932662, 3311070, 3421439, 3531808, 3784080, 3910216, 4414760, 4887770, 5297712, 5865324, 6622140, 6842878, 7331655, 7568160, 7820432, 8829520, 9775540, 10264317, 10595424, 11730648, 13244280, 13685756, 14663310, 15640864, 17107195, 17659040, 19551080, 20528634, 23461296, 26488560, 27371512, 29326620, 34214390, 39102160, 41057268, 46922592, 51321585, 52977120, 54743024, 58653240, 68428780, 78204320, 82114536, 102643170, 109486048, 117306480, 136857560, 164229072, 205286340, 234612960, 273715120, 328458144, 410572680, 547430240, 821145360, 1642290720]

約数ペア:

[(1, 1642290720), (2, 821145360), (3, 547430240), (4, 410572680), (5, 328458144), (6, 273715120), (7, 234612960), (8, 205286340), (10, 164229072), (12, 136857560), (14, 117306480), (15, 109486048), (16, 102643170), (20, 82114536), (21, 78204320), (24, 68428780), (28, 58653240), (30, 54743024), (31, 52977120), (32, 51321585), (35, 46922592), (40, 41057268), (42, 39102160), (48, 34214390), (56, 29326620), (60, 27371512), (62, 26488560), (70, 23461296), (80, 20528634), (84, 19551080), (93, 17659040), (96, 17107195), (105, 15640864), (112, 14663310), (120, 13685756), (124, 13244280), (140, 11730648), (155, 10595424), (160, 10264317), (168, 9775540), (186, 8829520), (210, 7820432), (217, 7568160), (224, 7331655), (240, 6842878), (248, 6622140), (280, 5865324), (310, 5297712), (336, 4887770), (372, 4414760), (420, 3910216), (434, 3784080), (465, 3531808), (480, 3421439), (496, 3311070), (560, 2932662), (620, 2648856), (651, 2522720), (672, 2443885), (744, 2207380), (840, 1955108), (868, 1892040), (930, 1765904), (992, 1655535), (1085, 1513632), (1120, 1466331), (1240, 1324428), (1302, 1261360), (1488, 1103690), (1680, 977554), (1736, 946020), (1860, 882952), (2170, 756816), (2480, 662214), (2604, 630680), (2976, 551845), (3255, 504544), (3360, 488777), (3472, 473010), (3720, 441476), (4340, 378408), (4960, 331107), (5208, 315340), (6510, 252272), (6944, 236505), (7440, 220738), (8680, 189204), (10416, 157670), (13020, 126136), (14880, 110369), (15767, 104160), (17360, 94602), (20832, 78835), (26040, 63068), (31534, 52080), (34720, 47301)]