123578100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 216

約数和(自身を含む): 422269848

約数和(自身を除く): 298691748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 41, 45, 50, 51, 60, 68, 75, 82, 85, 90, 100, 102, 123, 150, 153, 164, 170, 180, 197, 204, 205, 225, 246, 255, 300, 306, 340, 369, 394, 410, 425, 450, 492, 510, 591, 612, 615, 697, 738, 765, 788, 820, 850, 900, 985, 1020, 1025, 1182, 1230, 1275, 1394, 1476, 1530, 1700, 1773, 1845, 1970, 2050, 2091, 2364, 2460, 2550, 2788, 2955, 3060, 3075, 3349, 3485, 3546, 3690, 3825, 3940, 4100, 4182, 4925, 5100, 5910, 6150, 6273, 6698, 6970, 7092, 7380, 7650, 8077, 8364, 8865, 9225, 9850, 10047, 10455, 11820, 12300, 12546, 13396, 13940, 14775, 15300, 16154, 16745, 17425, 17730, 18450, 19700, 20094, 20910, 24231, 25092, 29550, 30141, 31365, 32308, 33490, 34850, 35460, 36900, 40188, 40385, 41820, 44325, 48462, 50235, 52275, 59100, 60282, 62730, 66980, 69700, 72693, 80770, 83725, 88650, 96924, 100470, 104550, 120564, 121155, 125460, 137309, 145386, 150705, 156825, 161540, 167450, 177300, 200940, 201925, 209100, 242310, 251175, 274618, 290772, 301410, 313650, 334900, 363465, 403850, 411927, 484620, 502350, 549236, 602820, 605775, 627300, 686545, 726930, 753525, 807700, 823854, 1004700, 1211550, 1235781, 1373090, 1453860, 1507050, 1647708, 1817325, 2059635, 2423100, 2471562, 2746180, 3014100, 3432725, 3634650, 4119270, 4943124, 6178905, 6865450, 7269300, 8238540, 10298175, 12357810, 13730900, 20596350, 24715620, 30894525, 41192700, 61789050, 123578100]

約数ペア:

[(1, 123578100), (2, 61789050), (3, 41192700), (4, 30894525), (5, 24715620), (6, 20596350), (9, 13730900), (10, 12357810), (12, 10298175), (15, 8238540), (17, 7269300), (18, 6865450), (20, 6178905), (25, 4943124), (30, 4119270), (34, 3634650), (36, 3432725), (41, 3014100), (45, 2746180), (50, 2471562), (51, 2423100), (60, 2059635), (68, 1817325), (75, 1647708), (82, 1507050), (85, 1453860), (90, 1373090), (100, 1235781), (102, 1211550), (123, 1004700), (150, 823854), (153, 807700), (164, 753525), (170, 726930), (180, 686545), (197, 627300), (204, 605775), (205, 602820), (225, 549236), (246, 502350), (255, 484620), (300, 411927), (306, 403850), (340, 363465), (369, 334900), (394, 313650), (410, 301410), (425, 290772), (450, 274618), (492, 251175), (510, 242310), (591, 209100), (612, 201925), (615, 200940), (697, 177300), (738, 167450), (765, 161540), (788, 156825), (820, 150705), (850, 145386), (900, 137309), (985, 125460), (1020, 121155), (1025, 120564), (1182, 104550), (1230, 100470), (1275, 96924), (1394, 88650), (1476, 83725), (1530, 80770), (1700, 72693), (1773, 69700), (1845, 66980), (1970, 62730), (2050, 60282), (2091, 59100), (2364, 52275), (2460, 50235), (2550, 48462), (2788, 44325), (2955, 41820), (3060, 40385), (3075, 40188), (3349, 36900), (3485, 35460), (3546, 34850), (3690, 33490), (3825, 32308), (3940, 31365), (4100, 30141), (4182, 29550), (4925, 25092), (5100, 24231), (5910, 20910), (6150, 20094), (6273, 19700), (6698, 18450), (6970, 17730), (7092, 17425), (7380, 16745), (7650, 16154), (8077, 15300), (8364, 14775), (8865, 13940), (9225, 13396), (9850, 12546), (10047, 12300), (10455, 11820)]