215712900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 216

約数和(自身を含む): 739327680

約数和(自身を除く): 523614780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 103, 117, 130, 150, 156, 179, 180, 195, 206, 225, 234, 260, 300, 309, 325, 358, 390, 412, 450, 468, 515, 537, 585, 618, 650, 716, 780, 895, 900, 927, 975, 1030, 1074, 1170, 1236, 1300, 1339, 1545, 1611, 1790, 1854, 1950, 2060, 2148, 2327, 2340, 2575, 2678, 2685, 2925, 3090, 3222, 3580, 3708, 3900, 4017, 4475, 4635, 4654, 5150, 5356, 5370, 5850, 6180, 6444, 6695, 6981, 7725, 8034, 8055, 8950, 9270, 9308, 10300, 10740, 11635, 11700, 12051, 13390, 13425, 13962, 15450, 16068, 16110, 17900, 18437, 18540, 20085, 20943, 23175, 23270, 24102, 26780, 26850, 27924, 30900, 32220, 33475, 34905, 36874, 40170, 40275, 41886, 46350, 46540, 48204, 53700, 55311, 58175, 60255, 66950, 69810, 73748, 80340, 80550, 83772, 92185, 92700, 100425, 104715, 110622, 116350, 120510, 133900, 139620, 161100, 165933, 174525, 184370, 200850, 209430, 221244, 232700, 239681, 241020, 276555, 301275, 331866, 349050, 368740, 401700, 418860, 460925, 479362, 523575, 553110, 602550, 663732, 698100, 719043, 829665, 921850, 958724, 1047150, 1106220, 1198405, 1205100, 1382775, 1438086, 1659330, 1843700, 2094300, 2157129, 2396810, 2765550, 2876172, 3318660, 3595215, 4148325, 4314258, 4793620, 5531100, 5992025, 7190430, 8296650, 8628516, 10785645, 11984050, 14380860, 16593300, 17976075, 21571290, 23968100, 35952150, 43142580, 53928225, 71904300, 107856450, 215712900]

約数ペア:

[(1, 215712900), (2, 107856450), (3, 71904300), (4, 53928225), (5, 43142580), (6, 35952150), (9, 23968100), (10, 21571290), (12, 17976075), (13, 16593300), (15, 14380860), (18, 11984050), (20, 10785645), (25, 8628516), (26, 8296650), (30, 7190430), (36, 5992025), (39, 5531100), (45, 4793620), (50, 4314258), (52, 4148325), (60, 3595215), (65, 3318660), (75, 2876172), (78, 2765550), (90, 2396810), (100, 2157129), (103, 2094300), (117, 1843700), (130, 1659330), (150, 1438086), (156, 1382775), (179, 1205100), (180, 1198405), (195, 1106220), (206, 1047150), (225, 958724), (234, 921850), (260, 829665), (300, 719043), (309, 698100), (325, 663732), (358, 602550), (390, 553110), (412, 523575), (450, 479362), (468, 460925), (515, 418860), (537, 401700), (585, 368740), (618, 349050), (650, 331866), (716, 301275), (780, 276555), (895, 241020), (900, 239681), (927, 232700), (975, 221244), (1030, 209430), (1074, 200850), (1170, 184370), (1236, 174525), (1300, 165933), (1339, 161100), (1545, 139620), (1611, 133900), (1790, 120510), (1854, 116350), (1950, 110622), (2060, 104715), (2148, 100425), (2327, 92700), (2340, 92185), (2575, 83772), (2678, 80550), (2685, 80340), (2925, 73748), (3090, 69810), (3222, 66950), (3580, 60255), (3708, 58175), (3900, 55311), (4017, 53700), (4475, 48204), (4635, 46540), (4654, 46350), (5150, 41886), (5356, 40275), (5370, 40170), (5850, 36874), (6180, 34905), (6444, 33475), (6695, 32220), (6981, 30900), (7725, 27924), (8034, 26850), (8055, 26780), (8950, 24102), (9270, 23270), (9308, 23175), (10300, 20943), (10740, 20085), (11635, 18540), (11700, 18437), (12051, 17900), (13390, 16110), (13425, 16068), (13962, 15450)]