138913600

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 168

約数和(自身を含む): 398109440

約数和(自身を除く): 259195840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 79, 80, 100, 112, 140, 157, 158, 160, 175, 200, 224, 280, 314, 316, 320, 350, 395, 400, 448, 553, 560, 628, 632, 700, 785, 790, 800, 1099, 1106, 1120, 1256, 1264, 1400, 1570, 1580, 1600, 1975, 2198, 2212, 2240, 2512, 2528, 2765, 2800, 3140, 3160, 3925, 3950, 4396, 4424, 5024, 5056, 5495, 5530, 5600, 6280, 6320, 7850, 7900, 8792, 8848, 10048, 10990, 11060, 11200, 12403, 12560, 12640, 13825, 15700, 15800, 17584, 17696, 21980, 22120, 24806, 25120, 25280, 27475, 27650, 31400, 31600, 35168, 35392, 43960, 44240, 49612, 50240, 54950, 55300, 62015, 62800, 63200, 70336, 86821, 87920, 88480, 99224, 109900, 110600, 124030, 125600, 126400, 173642, 175840, 176960, 198448, 219800, 221200, 248060, 251200, 310075, 347284, 351680, 396896, 434105, 439600, 442400, 496120, 620150, 694568, 793792, 868210, 879200, 884800, 992240, 1240300, 1389136, 1736420, 1758400, 1984480, 2170525, 2480600, 2778272, 3472840, 3968960, 4341050, 4961200, 5556544, 6945680, 8682100, 9922400, 13891360, 17364200, 19844800, 27782720, 34728400, 69456800, 138913600]

約数ペア:

[(1, 138913600), (2, 69456800), (4, 34728400), (5, 27782720), (7, 19844800), (8, 17364200), (10, 13891360), (14, 9922400), (16, 8682100), (20, 6945680), (25, 5556544), (28, 4961200), (32, 4341050), (35, 3968960), (40, 3472840), (50, 2778272), (56, 2480600), (64, 2170525), (70, 1984480), (79, 1758400), (80, 1736420), (100, 1389136), (112, 1240300), (140, 992240), (157, 884800), (158, 879200), (160, 868210), (175, 793792), (200, 694568), (224, 620150), (280, 496120), (314, 442400), (316, 439600), (320, 434105), (350, 396896), (395, 351680), (400, 347284), (448, 310075), (553, 251200), (560, 248060), (628, 221200), (632, 219800), (700, 198448), (785, 176960), (790, 175840), (800, 173642), (1099, 126400), (1106, 125600), (1120, 124030), (1256, 110600), (1264, 109900), (1400, 99224), (1570, 88480), (1580, 87920), (1600, 86821), (1975, 70336), (2198, 63200), (2212, 62800), (2240, 62015), (2512, 55300), (2528, 54950), (2765, 50240), (2800, 49612), (3140, 44240), (3160, 43960), (3925, 35392), (3950, 35168), (4396, 31600), (4424, 31400), (5024, 27650), (5056, 27475), (5495, 25280), (5530, 25120), (5600, 24806), (6280, 22120), (6320, 21980), (7850, 17696), (7900, 17584), (8792, 15800), (8848, 15700), (10048, 13825), (10990, 12640), (11060, 12560), (11200, 12403)]