174587140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 466324992

約数和(自身を除く): 291737852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 157, 169, 182, 188, 235, 260, 314, 329, 338, 364, 455, 470, 611, 628, 658, 676, 785, 845, 910, 940, 1099, 1183, 1222, 1316, 1570, 1645, 1690, 1820, 2041, 2198, 2366, 2444, 3055, 3140, 3290, 3380, 4082, 4277, 4396, 4732, 5495, 5915, 6110, 6580, 7379, 7943, 8164, 8554, 10205, 10990, 11830, 12220, 14287, 14758, 15886, 17108, 20410, 21385, 21980, 23660, 26533, 28574, 29516, 31772, 36895, 39715, 40820, 42770, 51653, 53066, 55601, 57148, 71435, 73790, 79430, 85540, 95927, 103306, 106132, 111202, 132665, 142870, 147580, 158860, 185731, 191854, 206612, 222404, 258265, 265330, 278005, 285740, 371462, 383708, 479635, 516530, 530660, 556010, 671489, 742924, 928655, 959270, 1033060, 1112020, 1247051, 1342978, 1857310, 1918540, 2494102, 2685956, 3357445, 3714620, 4988204, 6235255, 6714890, 8729357, 12470510, 13429780, 17458714, 24941020, 34917428, 43646785, 87293570, 174587140]

約数ペア:

[(1, 174587140), (2, 87293570), (4, 43646785), (5, 34917428), (7, 24941020), (10, 17458714), (13, 13429780), (14, 12470510), (20, 8729357), (26, 6714890), (28, 6235255), (35, 4988204), (47, 3714620), (52, 3357445), (65, 2685956), (70, 2494102), (91, 1918540), (94, 1857310), (130, 1342978), (140, 1247051), (157, 1112020), (169, 1033060), (182, 959270), (188, 928655), (235, 742924), (260, 671489), (314, 556010), (329, 530660), (338, 516530), (364, 479635), (455, 383708), (470, 371462), (611, 285740), (628, 278005), (658, 265330), (676, 258265), (785, 222404), (845, 206612), (910, 191854), (940, 185731), (1099, 158860), (1183, 147580), (1222, 142870), (1316, 132665), (1570, 111202), (1645, 106132), (1690, 103306), (1820, 95927), (2041, 85540), (2198, 79430), (2366, 73790), (2444, 71435), (3055, 57148), (3140, 55601), (3290, 53066), (3380, 51653), (4082, 42770), (4277, 40820), (4396, 39715), (4732, 36895), (5495, 31772), (5915, 29516), (6110, 28574), (6580, 26533), (7379, 23660), (7943, 21980), (8164, 21385), (8554, 20410), (10205, 17108), (10990, 15886), (11830, 14758), (12220, 14287)]