2581403040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1217}}^1$

素因数の和:1732

約数の個数: 192

約数和(自身を含む): 9060750720

約数和(自身を除く): 6479347680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 491, 540, 720, 864, 982, 1080, 1217, 1440, 1473, 1964, 2160, 2434, 2455, 2946, 3651, 3928, 4320, 4419, 4868, 4910, 5892, 6085, 7302, 7365, 7856, 8838, 9736, 9820, 10953, 11784, 12170, 13257, 14604, 14730, 15712, 17676, 18255, 19472, 19640, 21906, 22095, 23568, 24340, 26514, 29208, 29460, 32859, 35352, 36510, 38944, 39280, 43812, 44190, 47136, 48680, 53028, 54765, 58416, 58920, 65718, 66285, 70704, 73020, 78560, 87624, 88380, 97360, 106056, 109530, 116832, 117840, 131436, 132570, 141408, 146040, 164295, 175248, 176760, 194720, 212112, 219060, 235680, 262872, 265140, 292080, 328590, 350496, 353520, 424224, 438120, 525744, 530280, 584160, 597547, 657180, 707040, 876240, 1051488, 1060560, 1195094, 1314360, 1752480, 1792641, 2121120, 2390188, 2628720, 2987735, 3585282, 4780376, 5257440, 5377923, 5975470, 7170564, 8963205, 9560752, 10755846, 11950940, 14341128, 16133769, 17926410, 19121504, 21511692, 23901880, 26889615, 28682256, 32267538, 35852820, 43023384, 47803760, 53779230, 57364512, 64535076, 71705640, 80668845, 86046768, 95607520, 107558460, 129070152, 143411280, 161337690, 172093536, 215116920, 258140304, 286822560, 322675380, 430233840, 516280608, 645350760, 860467680, 1290701520, 2581403040]

約数ペア:

[(1, 2581403040), (2, 1290701520), (3, 860467680), (4, 645350760), (5, 516280608), (6, 430233840), (8, 322675380), (9, 286822560), (10, 258140304), (12, 215116920), (15, 172093536), (16, 161337690), (18, 143411280), (20, 129070152), (24, 107558460), (27, 95607520), (30, 86046768), (32, 80668845), (36, 71705640), (40, 64535076), (45, 57364512), (48, 53779230), (54, 47803760), (60, 43023384), (72, 35852820), (80, 32267538), (90, 28682256), (96, 26889615), (108, 23901880), (120, 21511692), (135, 19121504), (144, 17926410), (160, 16133769), (180, 14341128), (216, 11950940), (240, 10755846), (270, 9560752), (288, 8963205), (360, 7170564), (432, 5975470), (480, 5377923), (491, 5257440), (540, 4780376), (720, 3585282), (864, 2987735), (982, 2628720), (1080, 2390188), (1217, 2121120), (1440, 1792641), (1473, 1752480), (1964, 1314360), (2160, 1195094), (2434, 1060560), (2455, 1051488), (2946, 876240), (3651, 707040), (3928, 657180), (4320, 597547), (4419, 584160), (4868, 530280), (4910, 525744), (5892, 438120), (6085, 424224), (7302, 353520), (7365, 350496), (7856, 328590), (8838, 292080), (9736, 265140), (9820, 262872), (10953, 235680), (11784, 219060), (12170, 212112), (13257, 194720), (14604, 176760), (14730, 175248), (15712, 164295), (17676, 146040), (18255, 141408), (19472, 132570), (19640, 131436), (21906, 117840), (22095, 116832), (23568, 109530), (24340, 106056), (26514, 97360), (29208, 88380), (29460, 87624), (32859, 78560), (35352, 73020), (36510, 70704), (38944, 66285), (39280, 65718), (43812, 58920), (44190, 58416), (47136, 54765), (48680, 53028)]