1218281400

素因数分解:

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

素因数の和:3179

約数の個数: 288

約数和(自身を含む): 4828262400

約数和(自身を除く): 3609981000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 31, 35, 36, 40, 42, 45, 50, 56, 60, 62, 63, 70, 72, 75, 84, 90, 93, 100, 105, 120, 124, 126, 140, 150, 155, 168, 175, 180, 186, 200, 210, 217, 225, 248, 252, 279, 280, 300, 310, 315, 350, 360, 372, 420, 434, 450, 465, 504, 525, 558, 600, 620, 630, 651, 700, 744, 775, 840, 868, 900, 930, 1050, 1085, 1116, 1240, 1260, 1302, 1395, 1400, 1550, 1575, 1736, 1800, 1860, 1953, 2100, 2170, 2232, 2325, 2520, 2604, 2790, 3100, 3119, 3150, 3255, 3720, 3906, 4200, 4340, 4650, 5208, 5425, 5580, 6200, 6238, 6300, 6510, 6975, 7812, 8680, 9300, 9357, 9765, 10850, 11160, 12476, 12600, 13020, 13950, 15595, 15624, 16275, 18600, 18714, 19530, 21700, 21833, 24952, 26040, 27900, 28071, 31190, 32550, 37428, 39060, 43400, 43666, 46785, 48825, 55800, 56142, 62380, 65100, 65499, 74856, 77975, 78120, 87332, 93570, 96689, 97650, 109165, 112284, 124760, 130200, 130998, 140355, 155950, 174664, 187140, 193378, 195300, 196497, 218330, 224568, 233925, 261996, 280710, 290067, 311900, 327495, 374280, 386756, 390600, 392994, 436660, 467850, 483445, 523992, 545825, 561420, 580134, 623800, 654990, 676823, 701775, 773512, 785988, 870201, 873320, 935700, 966890, 982485, 1091650, 1122840, 1160268, 1309980, 1353646, 1403550, 1450335, 1571976, 1637475, 1740402, 1871400, 1933780, 1964970, 2030469, 2183300, 2320536, 2417225, 2619960, 2707292, 2807100, 2900670, 3274950, 3384115, 3480804, 3867560, 3929940, 4060938, 4351005, 4366600, 4834450, 4912425, 5414584, 5614200, 5801340, 6091407, 6549900, 6768230, 6961608, 7251675, 7859880, 8121876, 8702010, 9668900, 9824850, 10152345, 11602680, 12182814, 13099800, 13536460, 14503350, 16243752, 16920575, 17404020, 19337800, 19649700, 20304690, 21755025, 24365628, 27072920, 29006700, 30457035, 33841150, 34808040, 39299400, 40609380, 43510050, 48731256, 50761725, 58013400, 60914070, 67682300, 81218760, 87020100, 101523450, 121828140, 135364600, 152285175, 174040200, 203046900, 243656280, 304570350, 406093800, 609140700, 1218281400]

約数ペア:

[(1, 1218281400), (2, 609140700), (3, 406093800), (4, 304570350), (5, 243656280), (6, 203046900), (7, 174040200), (8, 152285175), (9, 135364600), (10, 121828140), (12, 101523450), (14, 87020100), (15, 81218760), (18, 67682300), (20, 60914070), (21, 58013400), (24, 50761725), (25, 48731256), (28, 43510050), (30, 40609380), (31, 39299400), (35, 34808040), (36, 33841150), (40, 30457035), (42, 29006700), (45, 27072920), (50, 24365628), (56, 21755025), (60, 20304690), (62, 19649700), (63, 19337800), (70, 17404020), (72, 16920575), (75, 16243752), (84, 14503350), (90, 13536460), (93, 13099800), (100, 12182814), (105, 11602680), (120, 10152345), (124, 9824850), (126, 9668900), (140, 8702010), (150, 8121876), (155, 7859880), (168, 7251675), (175, 6961608), (180, 6768230), (186, 6549900), (200, 6091407), (210, 5801340), (217, 5614200), (225, 5414584), (248, 4912425), (252, 4834450), (279, 4366600), (280, 4351005), (300, 4060938), (310, 3929940), (315, 3867560), (350, 3480804), (360, 3384115), (372, 3274950), (420, 2900670), (434, 2807100), (450, 2707292), (465, 2619960), (504, 2417225), (525, 2320536), (558, 2183300), (600, 2030469), (620, 1964970), (630, 1933780), (651, 1871400), (700, 1740402), (744, 1637475), (775, 1571976), (840, 1450335), (868, 1403550), (900, 1353646), (930, 1309980), (1050, 1160268), (1085, 1122840), (1116, 1091650), (1240, 982485), (1260, 966890), (1302, 935700), (1395, 873320), (1400, 870201), (1550, 785988), (1575, 773512), (1736, 701775), (1800, 676823), (1860, 654990), (1953, 623800), (2100, 580134), (2170, 561420), (2232, 545825), (2325, 523992), (2520, 483445), (2604, 467850), (2790, 436660), (3100, 392994), (3119, 390600), (3150, 386756), (3255, 374280), (3720, 327495), (3906, 311900), (4200, 290067), (4340, 280710), (4650, 261996), (5208, 233925), (5425, 224568), (5580, 218330), (6200, 196497), (6238, 195300), (6300, 193378), (6510, 187140), (6975, 174664), (7812, 155950), (8680, 140355), (9300, 130998), (9357, 130200), (9765, 124760), (10850, 112284), (11160, 109165), (12476, 97650), (12600, 96689), (13020, 93570), (13950, 87332), (15595, 78120), (15624, 77975), (16275, 74856), (18600, 65499), (18714, 65100), (19530, 62380), (21700, 56142), (21833, 55800), (24952, 48825), (26040, 46785), (27900, 43666), (28071, 43400), (31190, 39060), (32550, 37428)]