128441700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 180

約数和(自身を含む): 423157812

約数和(自身を除く): 294716112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 101, 108, 135, 150, 157, 162, 180, 202, 225, 270, 300, 303, 314, 324, 404, 405, 450, 471, 505, 540, 606, 628, 675, 785, 810, 900, 909, 942, 1010, 1212, 1350, 1413, 1515, 1570, 1620, 1818, 1884, 2020, 2025, 2355, 2525, 2700, 2727, 2826, 3030, 3140, 3636, 3925, 4050, 4239, 4545, 4710, 5050, 5454, 5652, 6060, 7065, 7575, 7850, 8100, 8181, 8478, 9090, 9420, 10100, 10908, 11775, 12717, 13635, 14130, 15150, 15700, 15857, 16362, 16956, 18180, 21195, 22725, 23550, 25434, 27270, 28260, 30300, 31714, 32724, 35325, 40905, 42390, 45450, 47100, 47571, 50868, 54540, 63428, 63585, 68175, 70650, 79285, 81810, 84780, 90900, 95142, 105975, 127170, 136350, 141300, 142713, 158570, 163620, 190284, 204525, 211950, 237855, 254340, 272700, 285426, 317140, 317925, 396425, 409050, 423900, 428139, 475710, 570852, 635850, 713565, 792850, 818100, 856278, 951420, 1189275, 1271700, 1284417, 1427130, 1585700, 1712556, 2140695, 2378550, 2568834, 2854260, 3567825, 4281390, 4757100, 5137668, 6422085, 7135650, 8562780, 10703475, 12844170, 14271300, 21406950, 25688340, 32110425, 42813900, 64220850, 128441700]

約数ペア:

[(1, 128441700), (2, 64220850), (3, 42813900), (4, 32110425), (5, 25688340), (6, 21406950), (9, 14271300), (10, 12844170), (12, 10703475), (15, 8562780), (18, 7135650), (20, 6422085), (25, 5137668), (27, 4757100), (30, 4281390), (36, 3567825), (45, 2854260), (50, 2568834), (54, 2378550), (60, 2140695), (75, 1712556), (81, 1585700), (90, 1427130), (100, 1284417), (101, 1271700), (108, 1189275), (135, 951420), (150, 856278), (157, 818100), (162, 792850), (180, 713565), (202, 635850), (225, 570852), (270, 475710), (300, 428139), (303, 423900), (314, 409050), (324, 396425), (404, 317925), (405, 317140), (450, 285426), (471, 272700), (505, 254340), (540, 237855), (606, 211950), (628, 204525), (675, 190284), (785, 163620), (810, 158570), (900, 142713), (909, 141300), (942, 136350), (1010, 127170), (1212, 105975), (1350, 95142), (1413, 90900), (1515, 84780), (1570, 81810), (1620, 79285), (1818, 70650), (1884, 68175), (2020, 63585), (2025, 63428), (2355, 54540), (2525, 50868), (2700, 47571), (2727, 47100), (2826, 45450), (3030, 42390), (3140, 40905), (3636, 35325), (3925, 32724), (4050, 31714), (4239, 30300), (4545, 28260), (4710, 27270), (5050, 25434), (5454, 23550), (5652, 22725), (6060, 21195), (7065, 18180), (7575, 16956), (7850, 16362), (8100, 15857), (8181, 15700), (8478, 15150), (9090, 14130), (9420, 13635), (10100, 12717), (10908, 11775)]