72186800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 180

約数和(自身を含む): 210343680

約数和(自身を除く): 138156880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 127, 140, 145, 175, 196, 200, 203, 232, 245, 254, 280, 290, 350, 392, 400, 406, 464, 490, 508, 560, 580, 635, 700, 725, 784, 812, 889, 980, 1015, 1016, 1160, 1225, 1270, 1400, 1421, 1450, 1624, 1778, 1960, 2030, 2032, 2320, 2450, 2540, 2800, 2842, 2900, 3175, 3248, 3556, 3683, 3920, 4060, 4445, 4900, 5075, 5080, 5684, 5800, 6223, 6350, 7105, 7112, 7366, 8120, 8890, 9800, 10150, 10160, 11368, 11600, 12446, 12700, 14210, 14224, 14732, 16240, 17780, 18415, 19600, 20300, 22225, 22736, 24892, 25400, 25781, 28420, 29464, 31115, 35525, 35560, 36830, 40600, 44450, 49784, 50800, 51562, 56840, 58928, 62230, 71050, 71120, 73660, 81200, 88900, 92075, 99568, 103124, 113680, 124460, 128905, 142100, 147320, 155575, 177800, 180467, 184150, 206248, 248920, 257810, 284200, 294640, 311150, 355600, 360934, 368300, 412496, 497840, 515620, 568400, 622300, 644525, 721868, 736600, 902335, 1031240, 1244600, 1289050, 1443736, 1473200, 1804670, 2062480, 2489200, 2578100, 2887472, 3609340, 4511675, 5156200, 7218680, 9023350, 10312400, 14437360, 18046700, 36093400, 72186800]

約数ペア:

[(1, 72186800), (2, 36093400), (4, 18046700), (5, 14437360), (7, 10312400), (8, 9023350), (10, 7218680), (14, 5156200), (16, 4511675), (20, 3609340), (25, 2887472), (28, 2578100), (29, 2489200), (35, 2062480), (40, 1804670), (49, 1473200), (50, 1443736), (56, 1289050), (58, 1244600), (70, 1031240), (80, 902335), (98, 736600), (100, 721868), (112, 644525), (116, 622300), (127, 568400), (140, 515620), (145, 497840), (175, 412496), (196, 368300), (200, 360934), (203, 355600), (232, 311150), (245, 294640), (254, 284200), (280, 257810), (290, 248920), (350, 206248), (392, 184150), (400, 180467), (406, 177800), (464, 155575), (490, 147320), (508, 142100), (560, 128905), (580, 124460), (635, 113680), (700, 103124), (725, 99568), (784, 92075), (812, 88900), (889, 81200), (980, 73660), (1015, 71120), (1016, 71050), (1160, 62230), (1225, 58928), (1270, 56840), (1400, 51562), (1421, 50800), (1450, 49784), (1624, 44450), (1778, 40600), (1960, 36830), (2030, 35560), (2032, 35525), (2320, 31115), (2450, 29464), (2540, 28420), (2800, 25781), (2842, 25400), (2900, 24892), (3175, 22736), (3248, 22225), (3556, 20300), (3683, 19600), (3920, 18415), (4060, 17780), (4445, 16240), (4900, 14732), (5075, 14224), (5080, 14210), (5684, 12700), (5800, 12446), (6223, 11600), (6350, 11368), (7105, 10160), (7112, 10150), (7366, 9800), (8120, 8890)]