1297559200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:532

約数の個数: 216

約数和(自身を含む): 3740385600

約数和(自身を除く): 2442826400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 79, 80, 98, 100, 112, 140, 158, 160, 175, 196, 200, 224, 245, 280, 316, 350, 392, 395, 400, 419, 490, 553, 560, 632, 700, 784, 790, 800, 838, 980, 1106, 1120, 1225, 1264, 1400, 1568, 1580, 1676, 1960, 1975, 2095, 2212, 2450, 2528, 2765, 2800, 2933, 3160, 3352, 3871, 3920, 3950, 4190, 4424, 4900, 5530, 5600, 5866, 6320, 6704, 7742, 7840, 7900, 8380, 8848, 9800, 10475, 11060, 11732, 12640, 13408, 13825, 14665, 15484, 15800, 16760, 17696, 19355, 19600, 20531, 20950, 22120, 23464, 27650, 29330, 30968, 31600, 33101, 33520, 38710, 39200, 41062, 41900, 44240, 46928, 55300, 58660, 61936, 63200, 66202, 67040, 73325, 77420, 82124, 83800, 88480, 93856, 96775, 102655, 110600, 117320, 123872, 132404, 146650, 154840, 164248, 165505, 167600, 193550, 205310, 221200, 231707, 234640, 264808, 293300, 309680, 328496, 331010, 335200, 387100, 410620, 442400, 463414, 469280, 513275, 529616, 586600, 619360, 656992, 662020, 774200, 821240, 827525, 926828, 1026550, 1059232, 1158535, 1173200, 1324040, 1548400, 1621949, 1642480, 1655050, 1853656, 2053100, 2317070, 2346400, 2648080, 3096800, 3243898, 3284960, 3310100, 3707312, 4106200, 4634140, 5296160, 5792675, 6487796, 6620200, 7414624, 8109745, 8212400, 9268280, 11585350, 12975592, 13240400, 16219490, 16424800, 18536560, 23170700, 25951184, 26480800, 32438980, 37073120, 40548725, 46341400, 51902368, 64877960, 81097450, 92682800, 129755920, 162194900, 185365600, 259511840, 324389800, 648779600, 1297559200]

約数ペア:

[(1, 1297559200), (2, 648779600), (4, 324389800), (5, 259511840), (7, 185365600), (8, 162194900), (10, 129755920), (14, 92682800), (16, 81097450), (20, 64877960), (25, 51902368), (28, 46341400), (32, 40548725), (35, 37073120), (40, 32438980), (49, 26480800), (50, 25951184), (56, 23170700), (70, 18536560), (79, 16424800), (80, 16219490), (98, 13240400), (100, 12975592), (112, 11585350), (140, 9268280), (158, 8212400), (160, 8109745), (175, 7414624), (196, 6620200), (200, 6487796), (224, 5792675), (245, 5296160), (280, 4634140), (316, 4106200), (350, 3707312), (392, 3310100), (395, 3284960), (400, 3243898), (419, 3096800), (490, 2648080), (553, 2346400), (560, 2317070), (632, 2053100), (700, 1853656), (784, 1655050), (790, 1642480), (800, 1621949), (838, 1548400), (980, 1324040), (1106, 1173200), (1120, 1158535), (1225, 1059232), (1264, 1026550), (1400, 926828), (1568, 827525), (1580, 821240), (1676, 774200), (1960, 662020), (1975, 656992), (2095, 619360), (2212, 586600), (2450, 529616), (2528, 513275), (2765, 469280), (2800, 463414), (2933, 442400), (3160, 410620), (3352, 387100), (3871, 335200), (3920, 331010), (3950, 328496), (4190, 309680), (4424, 293300), (4900, 264808), (5530, 234640), (5600, 231707), (5866, 221200), (6320, 205310), (6704, 193550), (7742, 167600), (7840, 165505), (7900, 164248), (8380, 154840), (8848, 146650), (9800, 132404), (10475, 123872), (11060, 117320), (11732, 110600), (12640, 102655), (13408, 96775), (13825, 93856), (14665, 88480), (15484, 83800), (15800, 82124), (16760, 77420), (17696, 73325), (19355, 67040), (19600, 66202), (20531, 63200), (20950, 61936), (22120, 58660), (23464, 55300), (27650, 46928), (29330, 44240), (30968, 41900), (31600, 41062), (33101, 39200), (33520, 38710)]