1297317760

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2916

約数の個数: 128

約数和(自身を含む): 3341813760

約数和(自身を除く): 2044496000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 640, 713, 736, 920, 992, 1240, 1426, 1472, 1840, 1984, 2480, 2843, 2852, 2944, 3565, 3680, 3968, 4960, 5686, 5704, 7130, 7360, 9920, 11372, 11408, 14215, 14260, 14720, 19840, 22744, 22816, 28430, 28520, 45488, 45632, 56860, 57040, 65389, 88133, 90976, 91264, 113720, 114080, 130778, 176266, 181952, 227440, 228160, 261556, 326945, 352532, 363904, 440665, 454880, 456320, 523112, 653890, 705064, 881330, 909760, 1046224, 1307780, 1410128, 1762660, 1819520, 2027059, 2092448, 2615560, 2820256, 3525320, 4054118, 4184896, 5231120, 5640512, 7050640, 8108236, 8369792, 10135295, 10462240, 11281024, 14101280, 16216472, 20270590, 20924480, 28202560, 32432944, 40541180, 41848960, 56405120, 64865888, 81082360, 129731776, 162164720, 259463552, 324329440, 648658880, 1297317760]

約数ペア:

[(1, 1297317760), (2, 648658880), (4, 324329440), (5, 259463552), (8, 162164720), (10, 129731776), (16, 81082360), (20, 64865888), (23, 56405120), (31, 41848960), (32, 40541180), (40, 32432944), (46, 28202560), (62, 20924480), (64, 20270590), (80, 16216472), (92, 14101280), (115, 11281024), (124, 10462240), (128, 10135295), (155, 8369792), (160, 8108236), (184, 7050640), (230, 5640512), (248, 5231120), (310, 4184896), (320, 4054118), (368, 3525320), (460, 2820256), (496, 2615560), (620, 2092448), (640, 2027059), (713, 1819520), (736, 1762660), (920, 1410128), (992, 1307780), (1240, 1046224), (1426, 909760), (1472, 881330), (1840, 705064), (1984, 653890), (2480, 523112), (2843, 456320), (2852, 454880), (2944, 440665), (3565, 363904), (3680, 352532), (3968, 326945), (4960, 261556), (5686, 228160), (5704, 227440), (7130, 181952), (7360, 176266), (9920, 130778), (11372, 114080), (11408, 113720), (14215, 91264), (14260, 90976), (14720, 88133), (19840, 65389), (22744, 57040), (22816, 56860), (28430, 45632), (28520, 45488)]