1279784800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1521

約数の個数: 144

約数和(自身を含む): 3593957472

約数和(自身を除く): 2314172672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 173, 175, 200, 224, 280, 346, 350, 400, 560, 692, 700, 800, 865, 1120, 1211, 1321, 1384, 1400, 1730, 2422, 2642, 2768, 2800, 3460, 4325, 4844, 5284, 5536, 5600, 6055, 6605, 6920, 8650, 9247, 9688, 10568, 12110, 13210, 13840, 17300, 18494, 19376, 21136, 24220, 26420, 27680, 30275, 33025, 34600, 36988, 38752, 42272, 46235, 48440, 52840, 60550, 66050, 69200, 73976, 92470, 96880, 105680, 121100, 132100, 138400, 147952, 184940, 193760, 211360, 228533, 231175, 242200, 264200, 295904, 369880, 457066, 462350, 484400, 528400, 739760, 914132, 924700, 968800, 1056800, 1142665, 1479520, 1599731, 1828264, 1849400, 2285330, 3199462, 3656528, 3698800, 4570660, 5713325, 6398924, 7313056, 7397600, 7998655, 9141320, 11426650, 12797848, 15997310, 18282640, 22853300, 25595696, 31994620, 36565280, 39993275, 45706600, 51191392, 63989240, 79986550, 91413200, 127978480, 159973100, 182826400, 255956960, 319946200, 639892400, 1279784800]

約数ペア:

[(1, 1279784800), (2, 639892400), (4, 319946200), (5, 255956960), (7, 182826400), (8, 159973100), (10, 127978480), (14, 91413200), (16, 79986550), (20, 63989240), (25, 51191392), (28, 45706600), (32, 39993275), (35, 36565280), (40, 31994620), (50, 25595696), (56, 22853300), (70, 18282640), (80, 15997310), (100, 12797848), (112, 11426650), (140, 9141320), (160, 7998655), (173, 7397600), (175, 7313056), (200, 6398924), (224, 5713325), (280, 4570660), (346, 3698800), (350, 3656528), (400, 3199462), (560, 2285330), (692, 1849400), (700, 1828264), (800, 1599731), (865, 1479520), (1120, 1142665), (1211, 1056800), (1321, 968800), (1384, 924700), (1400, 914132), (1730, 739760), (2422, 528400), (2642, 484400), (2768, 462350), (2800, 457066), (3460, 369880), (4325, 295904), (4844, 264200), (5284, 242200), (5536, 231175), (5600, 228533), (6055, 211360), (6605, 193760), (6920, 184940), (8650, 147952), (9247, 138400), (9688, 132100), (10568, 121100), (12110, 105680), (13210, 96880), (13840, 92470), (17300, 73976), (18494, 69200), (19376, 66050), (21136, 60550), (24220, 52840), (26420, 48440), (27680, 46235), (30275, 42272), (33025, 38752), (34600, 36988)]