157658560

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:762

約数の個数: 112

約数和(自身を含む): 404969472

約数和(自身を除く): 247310912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 691, 713, 736, 920, 992, 1240, 1382, 1426, 1472, 1840, 1984, 2480, 2764, 2852, 3455, 3565, 3680, 4960, 5528, 5704, 6910, 7130, 7360, 9920, 11056, 11408, 13820, 14260, 15893, 21421, 22112, 22816, 27640, 28520, 31786, 42842, 44224, 45632, 55280, 57040, 63572, 79465, 85684, 107105, 110560, 114080, 127144, 158930, 171368, 214210, 221120, 228160, 254288, 317860, 342736, 428420, 492683, 508576, 635720, 685472, 856840, 985366, 1017152, 1271440, 1370944, 1713680, 1970732, 2463415, 2542880, 3427360, 3941464, 4926830, 5085760, 6854720, 7882928, 9853660, 15765856, 19707320, 31531712, 39414640, 78829280, 157658560]

約数ペア:

[(1, 157658560), (2, 78829280), (4, 39414640), (5, 31531712), (8, 19707320), (10, 15765856), (16, 9853660), (20, 7882928), (23, 6854720), (31, 5085760), (32, 4926830), (40, 3941464), (46, 3427360), (62, 2542880), (64, 2463415), (80, 1970732), (92, 1713680), (115, 1370944), (124, 1271440), (155, 1017152), (160, 985366), (184, 856840), (230, 685472), (248, 635720), (310, 508576), (320, 492683), (368, 428420), (460, 342736), (496, 317860), (620, 254288), (691, 228160), (713, 221120), (736, 214210), (920, 171368), (992, 158930), (1240, 127144), (1382, 114080), (1426, 110560), (1472, 107105), (1840, 85684), (1984, 79465), (2480, 63572), (2764, 57040), (2852, 55280), (3455, 45632), (3565, 44224), (3680, 42842), (4960, 31786), (5528, 28520), (5704, 27640), (6910, 22816), (7130, 22112), (7360, 21421), (9920, 15893), (11056, 14260), (11408, 13820)]