210857580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1783}}^1$

素因数の和:1877

約数の個数: 120

約数和(自身を含む): 670905312

約数和(自身を除く): 460047732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 219, 270, 292, 324, 365, 405, 438, 540, 657, 730, 810, 876, 1095, 1314, 1460, 1620, 1783, 1971, 2190, 2628, 3285, 3566, 3942, 4380, 5349, 5913, 6570, 7132, 7884, 8915, 9855, 10698, 11826, 13140, 16047, 17830, 19710, 21396, 23652, 26745, 29565, 32094, 35660, 39420, 48141, 53490, 59130, 64188, 80235, 96282, 106980, 118260, 130159, 144423, 160470, 192564, 240705, 260318, 288846, 320940, 390477, 481410, 520636, 577692, 650795, 722115, 780954, 962820, 1171431, 1301590, 1444230, 1561908, 1952385, 2342862, 2603180, 2888460, 3514293, 3904770, 4685724, 5857155, 7028586, 7809540, 10542879, 11714310, 14057172, 17571465, 21085758, 23428620, 35142930, 42171516, 52714395, 70285860, 105428790, 210857580]

約数ペア:

[(1, 210857580), (2, 105428790), (3, 70285860), (4, 52714395), (5, 42171516), (6, 35142930), (9, 23428620), (10, 21085758), (12, 17571465), (15, 14057172), (18, 11714310), (20, 10542879), (27, 7809540), (30, 7028586), (36, 5857155), (45, 4685724), (54, 3904770), (60, 3514293), (73, 2888460), (81, 2603180), (90, 2342862), (108, 1952385), (135, 1561908), (146, 1444230), (162, 1301590), (180, 1171431), (219, 962820), (270, 780954), (292, 722115), (324, 650795), (365, 577692), (405, 520636), (438, 481410), (540, 390477), (657, 320940), (730, 288846), (810, 260318), (876, 240705), (1095, 192564), (1314, 160470), (1460, 144423), (1620, 130159), (1783, 118260), (1971, 106980), (2190, 96282), (2628, 80235), (3285, 64188), (3566, 59130), (3942, 53490), (4380, 48141), (5349, 39420), (5913, 35660), (6570, 32094), (7132, 29565), (7884, 26745), (8915, 23652), (9855, 21396), (10698, 19710), (11826, 17830), (13140, 16047)]