154798280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 457954560

約数和(自身を除く): 303156280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 43, 46, 52, 56, 65, 70, 86, 91, 92, 104, 115, 130, 140, 161, 172, 182, 184, 215, 230, 260, 280, 299, 301, 322, 344, 364, 430, 455, 460, 520, 559, 598, 602, 644, 728, 805, 860, 910, 920, 989, 1118, 1196, 1204, 1288, 1495, 1505, 1610, 1720, 1820, 1849, 1978, 2093, 2236, 2392, 2408, 2795, 2990, 3010, 3220, 3640, 3698, 3913, 3956, 4186, 4472, 4945, 5590, 5980, 6020, 6440, 6923, 7396, 7826, 7912, 8372, 9245, 9890, 10465, 11180, 11960, 12040, 12857, 12943, 13846, 14792, 15652, 16744, 18490, 19565, 19780, 20930, 22360, 24037, 25714, 25886, 27692, 31304, 34615, 36980, 39130, 39560, 41860, 42527, 48074, 51428, 51772, 55384, 64285, 64715, 69230, 73960, 78260, 83720, 85054, 89999, 96148, 102856, 103544, 120185, 128570, 129430, 138460, 156520, 168259, 170108, 179998, 192296, 212635, 240370, 257140, 258860, 276920, 297689, 336518, 340216, 359996, 425270, 449995, 480740, 514280, 517720, 552851, 595378, 673036, 719992, 841295, 850540, 899990, 961480, 1105702, 1190756, 1346072, 1488445, 1682590, 1701080, 1799980, 2211404, 2381512, 2764255, 2976890, 3365180, 3599960, 3869957, 4422808, 5528510, 5953780, 6730360, 7739914, 11057020, 11907560, 15479828, 19349785, 22114040, 30959656, 38699570, 77399140, 154798280]

約数ペア:

[(1, 154798280), (2, 77399140), (4, 38699570), (5, 30959656), (7, 22114040), (8, 19349785), (10, 15479828), (13, 11907560), (14, 11057020), (20, 7739914), (23, 6730360), (26, 5953780), (28, 5528510), (35, 4422808), (40, 3869957), (43, 3599960), (46, 3365180), (52, 2976890), (56, 2764255), (65, 2381512), (70, 2211404), (86, 1799980), (91, 1701080), (92, 1682590), (104, 1488445), (115, 1346072), (130, 1190756), (140, 1105702), (161, 961480), (172, 899990), (182, 850540), (184, 841295), (215, 719992), (230, 673036), (260, 595378), (280, 552851), (299, 517720), (301, 514280), (322, 480740), (344, 449995), (364, 425270), (430, 359996), (455, 340216), (460, 336518), (520, 297689), (559, 276920), (598, 258860), (602, 257140), (644, 240370), (728, 212635), (805, 192296), (860, 179998), (910, 170108), (920, 168259), (989, 156520), (1118, 138460), (1196, 129430), (1204, 128570), (1288, 120185), (1495, 103544), (1505, 102856), (1610, 96148), (1720, 89999), (1820, 85054), (1849, 83720), (1978, 78260), (2093, 73960), (2236, 69230), (2392, 64715), (2408, 64285), (2795, 55384), (2990, 51772), (3010, 51428), (3220, 48074), (3640, 42527), (3698, 41860), (3913, 39560), (3956, 39130), (4186, 36980), (4472, 34615), (4945, 31304), (5590, 27692), (5980, 25886), (6020, 25714), (6440, 24037), (6923, 22360), (7396, 20930), (7826, 19780), (7912, 19565), (8372, 18490), (9245, 16744), (9890, 15652), (10465, 14792), (11180, 13846), (11960, 12943), (12040, 12857)]