1582758140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{499}}^1$

素因数の和:1035

約数の個数: 96

約数和(自身を含む): 3719520000

約数和(自身を除く): 2136761860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 491, 499, 646, 982, 998, 1292, 1615, 1964, 1996, 2455, 2495, 3230, 4910, 4990, 6460, 8347, 8483, 9329, 9481, 9820, 9980, 16694, 16966, 18658, 18962, 33388, 33932, 37316, 37924, 41735, 42415, 46645, 47405, 83470, 84830, 93290, 94810, 158593, 161177, 166940, 169660, 186580, 189620, 245009, 317186, 322354, 490018, 634372, 644708, 792965, 805885, 980036, 1225045, 1585930, 1611770, 2450090, 3171860, 3223540, 4165153, 4655171, 4900180, 8330306, 9310342, 16660612, 18620684, 20825765, 23275855, 41651530, 46551710, 79137907, 83303060, 93103420, 158275814, 316551628, 395689535, 791379070, 1582758140]

約数ペア:

[(1, 1582758140), (2, 791379070), (4, 395689535), (5, 316551628), (10, 158275814), (17, 93103420), (19, 83303060), (20, 79137907), (34, 46551710), (38, 41651530), (68, 23275855), (76, 20825765), (85, 18620684), (95, 16660612), (170, 9310342), (190, 8330306), (323, 4900180), (340, 4655171), (380, 4165153), (491, 3223540), (499, 3171860), (646, 2450090), (982, 1611770), (998, 1585930), (1292, 1225045), (1615, 980036), (1964, 805885), (1996, 792965), (2455, 644708), (2495, 634372), (3230, 490018), (4910, 322354), (4990, 317186), (6460, 245009), (8347, 189620), (8483, 186580), (9329, 169660), (9481, 166940), (9820, 161177), (9980, 158593), (16694, 94810), (16966, 93290), (18658, 84830), (18962, 83470), (33388, 47405), (33932, 46645), (37316, 42415), (37924, 41735)]