81383400

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{2153}}^1$

素因数の和:2185

約数の個数: 192

約数和(自身を含む): 320515200

約数和(自身を除く): 239131800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 600, 630, 675, 700, 756, 840, 900, 945, 1050, 1080, 1260, 1350, 1400, 1512, 1575, 1800, 1890, 2100, 2153, 2520, 2700, 3150, 3780, 4200, 4306, 4725, 5400, 6300, 6459, 7560, 8612, 9450, 10765, 12600, 12918, 15071, 17224, 18900, 19377, 21530, 25836, 30142, 32295, 37800, 38754, 43060, 45213, 51672, 53825, 58131, 60284, 64590, 75355, 77508, 86120, 90426, 96885, 107650, 116262, 120568, 129180, 135639, 150710, 155016, 161475, 180852, 193770, 215300, 226065, 232524, 258360, 271278, 290655, 301420, 322950, 361704, 376775, 387540, 406917, 430600, 452130, 465048, 484425, 542556, 581310, 602840, 645900, 678195, 753550, 775080, 813834, 904260, 968850, 1085112, 1130325, 1162620, 1291800, 1356390, 1453275, 1507100, 1627668, 1808520, 1937700, 2034585, 2260650, 2325240, 2712780, 2906550, 3014200, 3255336, 3390975, 3875400, 4069170, 4521300, 5425560, 5813100, 6781950, 8138340, 9042600, 10172925, 11626200, 13563900, 16276680, 20345850, 27127800, 40691700, 81383400]

約数ペア:

[(1, 81383400), (2, 40691700), (3, 27127800), (4, 20345850), (5, 16276680), (6, 13563900), (7, 11626200), (8, 10172925), (9, 9042600), (10, 8138340), (12, 6781950), (14, 5813100), (15, 5425560), (18, 4521300), (20, 4069170), (21, 3875400), (24, 3390975), (25, 3255336), (27, 3014200), (28, 2906550), (30, 2712780), (35, 2325240), (36, 2260650), (40, 2034585), (42, 1937700), (45, 1808520), (50, 1627668), (54, 1507100), (56, 1453275), (60, 1356390), (63, 1291800), (70, 1162620), (72, 1130325), (75, 1085112), (84, 968850), (90, 904260), (100, 813834), (105, 775080), (108, 753550), (120, 678195), (126, 645900), (135, 602840), (140, 581310), (150, 542556), (168, 484425), (175, 465048), (180, 452130), (189, 430600), (200, 406917), (210, 387540), (216, 376775), (225, 361704), (252, 322950), (270, 301420), (280, 290655), (300, 271278), (315, 258360), (350, 232524), (360, 226065), (378, 215300), (420, 193770), (450, 180852), (504, 161475), (525, 155016), (540, 150710), (600, 135639), (630, 129180), (675, 120568), (700, 116262), (756, 107650), (840, 96885), (900, 90426), (945, 86120), (1050, 77508), (1080, 75355), (1260, 64590), (1350, 60284), (1400, 58131), (1512, 53825), (1575, 51672), (1800, 45213), (1890, 43060), (2100, 38754), (2153, 37800), (2520, 32295), (2700, 30142), (3150, 25836), (3780, 21530), (4200, 19377), (4306, 18900), (4725, 17224), (5400, 15071), (6300, 12918), (6459, 12600), (7560, 10765), (8612, 9450)]