1537875780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{691}}^1\times {\mathrm{757}}^1$

素因数の和:1474

約数の個数: 144

約数和(自身を含む): 5022956736

約数和(自身を除く): 3485080956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 691, 735, 757, 980, 1382, 1470, 1514, 2073, 2271, 2764, 2940, 3028, 3455, 3785, 4146, 4542, 4837, 5299, 6910, 7570, 8292, 9084, 9674, 10365, 10598, 11355, 13820, 14511, 15140, 15897, 19348, 20730, 21196, 22710, 24185, 26495, 29022, 31794, 33859, 37093, 41460, 45420, 48370, 52990, 58044, 63588, 67718, 72555, 74186, 79485, 96740, 101577, 105980, 111279, 135436, 145110, 148372, 158970, 169295, 185465, 203154, 222558, 290220, 317940, 338590, 370930, 406308, 445116, 507885, 523087, 556395, 677180, 741860, 1015770, 1046174, 1112790, 1569261, 2031540, 2092348, 2225580, 2615435, 3138522, 3661609, 5230870, 6277044, 7323218, 7846305, 10461740, 10984827, 14646436, 15692610, 18308045, 21969654, 25631263, 31385220, 36616090, 43939308, 51262526, 54924135, 73232180, 76893789, 102525052, 109848270, 128156315, 153787578, 219696540, 256312630, 307575156, 384468945, 512625260, 768937890, 1537875780]

約数ペア:

[(1, 1537875780), (2, 768937890), (3, 512625260), (4, 384468945), (5, 307575156), (6, 256312630), (7, 219696540), (10, 153787578), (12, 128156315), (14, 109848270), (15, 102525052), (20, 76893789), (21, 73232180), (28, 54924135), (30, 51262526), (35, 43939308), (42, 36616090), (49, 31385220), (60, 25631263), (70, 21969654), (84, 18308045), (98, 15692610), (105, 14646436), (140, 10984827), (147, 10461740), (196, 7846305), (210, 7323218), (245, 6277044), (294, 5230870), (420, 3661609), (490, 3138522), (588, 2615435), (691, 2225580), (735, 2092348), (757, 2031540), (980, 1569261), (1382, 1112790), (1470, 1046174), (1514, 1015770), (2073, 741860), (2271, 677180), (2764, 556395), (2940, 523087), (3028, 507885), (3455, 445116), (3785, 406308), (4146, 370930), (4542, 338590), (4837, 317940), (5299, 290220), (6910, 222558), (7570, 203154), (8292, 185465), (9084, 169295), (9674, 158970), (10365, 148372), (10598, 145110), (11355, 135436), (13820, 111279), (14511, 105980), (15140, 101577), (15897, 96740), (19348, 79485), (20730, 74186), (21196, 72555), (22710, 67718), (24185, 63588), (26495, 58044), (29022, 52990), (31794, 48370), (33859, 45420), (37093, 41460)]