243656280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3119}}^1$

素因数の和:3174

約数の個数: 192

約数和(自身を含む): 934502400

約数和(自身を除く): 690846120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3119, 3255, 3720, 3906, 4340, 5208, 5580, 6238, 6510, 7812, 8680, 9357, 9765, 11160, 12476, 13020, 15595, 15624, 18714, 19530, 21833, 24952, 26040, 28071, 31190, 37428, 39060, 43666, 46785, 56142, 62380, 65499, 74856, 78120, 87332, 93570, 96689, 109165, 112284, 124760, 130998, 140355, 174664, 187140, 193378, 196497, 218330, 224568, 261996, 280710, 290067, 327495, 374280, 386756, 392994, 436660, 483445, 523992, 561420, 580134, 654990, 676823, 773512, 785988, 870201, 873320, 966890, 982485, 1122840, 1160268, 1309980, 1353646, 1450335, 1571976, 1740402, 1933780, 1964970, 2030469, 2320536, 2619960, 2707292, 2900670, 3384115, 3480804, 3867560, 3929940, 4060938, 4351005, 5414584, 5801340, 6091407, 6768230, 6961608, 7859880, 8121876, 8702010, 10152345, 11602680, 12182814, 13536460, 16243752, 17404020, 20304690, 24365628, 27072920, 30457035, 34808040, 40609380, 48731256, 60914070, 81218760, 121828140, 243656280]

約数ペア:

[(1, 243656280), (2, 121828140), (3, 81218760), (4, 60914070), (5, 48731256), (6, 40609380), (7, 34808040), (8, 30457035), (9, 27072920), (10, 24365628), (12, 20304690), (14, 17404020), (15, 16243752), (18, 13536460), (20, 12182814), (21, 11602680), (24, 10152345), (28, 8702010), (30, 8121876), (31, 7859880), (35, 6961608), (36, 6768230), (40, 6091407), (42, 5801340), (45, 5414584), (56, 4351005), (60, 4060938), (62, 3929940), (63, 3867560), (70, 3480804), (72, 3384115), (84, 2900670), (90, 2707292), (93, 2619960), (105, 2320536), (120, 2030469), (124, 1964970), (126, 1933780), (140, 1740402), (155, 1571976), (168, 1450335), (180, 1353646), (186, 1309980), (210, 1160268), (217, 1122840), (248, 982485), (252, 966890), (279, 873320), (280, 870201), (310, 785988), (315, 773512), (360, 676823), (372, 654990), (420, 580134), (434, 561420), (465, 523992), (504, 483445), (558, 436660), (620, 392994), (630, 386756), (651, 374280), (744, 327495), (840, 290067), (868, 280710), (930, 261996), (1085, 224568), (1116, 218330), (1240, 196497), (1260, 193378), (1302, 187140), (1395, 174664), (1736, 140355), (1860, 130998), (1953, 124760), (2170, 112284), (2232, 109165), (2520, 96689), (2604, 93570), (2790, 87332), (3119, 78120), (3255, 74856), (3720, 65499), (3906, 62380), (4340, 56142), (5208, 46785), (5580, 43666), (6238, 39060), (6510, 37428), (7812, 31190), (8680, 28071), (9357, 26040), (9765, 24952), (11160, 21833), (12476, 19530), (13020, 18714), (15595, 15624)]