72108400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:328

約数の個数: 180

約数和(自身を含む): 217793352

約数和(自身を除く): 145684952

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 130, 140, 175, 182, 196, 200, 208, 245, 260, 280, 283, 325, 350, 364, 392, 400, 455, 490, 520, 560, 566, 637, 650, 700, 728, 784, 910, 980, 1040, 1132, 1225, 1274, 1300, 1400, 1415, 1456, 1820, 1960, 1981, 2264, 2275, 2450, 2548, 2600, 2800, 2830, 3185, 3640, 3679, 3920, 3962, 4528, 4550, 4900, 5096, 5200, 5660, 6370, 7075, 7280, 7358, 7924, 9100, 9800, 9905, 10192, 11320, 12740, 13867, 14150, 14716, 15848, 15925, 18200, 18395, 19600, 19810, 22640, 25480, 25753, 27734, 28300, 29432, 31696, 31850, 36400, 36790, 39620, 49525, 50960, 51506, 55468, 56600, 58864, 63700, 69335, 73580, 79240, 91975, 99050, 103012, 110936, 113200, 127400, 128765, 138670, 147160, 158480, 180271, 183950, 198100, 206024, 221872, 254800, 257530, 277340, 294320, 346675, 360542, 367900, 396200, 412048, 515060, 554680, 643825, 693350, 721084, 735800, 792400, 901355, 1030120, 1109360, 1287650, 1386700, 1442168, 1471600, 1802710, 2060240, 2575300, 2773400, 2884336, 3605420, 4506775, 5150600, 5546800, 7210840, 9013550, 10301200, 14421680, 18027100, 36054200, 72108400]

約数ペア:

[(1, 72108400), (2, 36054200), (4, 18027100), (5, 14421680), (7, 10301200), (8, 9013550), (10, 7210840), (13, 5546800), (14, 5150600), (16, 4506775), (20, 3605420), (25, 2884336), (26, 2773400), (28, 2575300), (35, 2060240), (40, 1802710), (49, 1471600), (50, 1442168), (52, 1386700), (56, 1287650), (65, 1109360), (70, 1030120), (80, 901355), (91, 792400), (98, 735800), (100, 721084), (104, 693350), (112, 643825), (130, 554680), (140, 515060), (175, 412048), (182, 396200), (196, 367900), (200, 360542), (208, 346675), (245, 294320), (260, 277340), (280, 257530), (283, 254800), (325, 221872), (350, 206024), (364, 198100), (392, 183950), (400, 180271), (455, 158480), (490, 147160), (520, 138670), (560, 128765), (566, 127400), (637, 113200), (650, 110936), (700, 103012), (728, 99050), (784, 91975), (910, 79240), (980, 73580), (1040, 69335), (1132, 63700), (1225, 58864), (1274, 56600), (1300, 55468), (1400, 51506), (1415, 50960), (1456, 49525), (1820, 39620), (1960, 36790), (1981, 36400), (2264, 31850), (2275, 31696), (2450, 29432), (2548, 28300), (2600, 27734), (2800, 25753), (2830, 25480), (3185, 22640), (3640, 19810), (3679, 19600), (3920, 18395), (3962, 18200), (4528, 15925), (4550, 15848), (4900, 14716), (5096, 14150), (5200, 13867), (5660, 12740), (6370, 11320), (7075, 10192), (7280, 9905), (7358, 9800), (7924, 9100)]