685268520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:795

約数の個数: 128

約数和(自身を含む): 2102855040

約数和(自身を除く): 1417586520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 137, 146, 219, 274, 292, 365, 411, 438, 548, 571, 584, 685, 730, 822, 876, 1095, 1096, 1142, 1370, 1460, 1644, 1713, 1752, 2055, 2190, 2284, 2740, 2855, 2920, 3288, 3426, 4110, 4380, 4568, 5480, 5710, 6852, 8220, 8565, 8760, 10001, 11420, 13704, 16440, 17130, 20002, 22840, 30003, 34260, 40004, 41683, 50005, 60006, 68520, 78227, 80008, 83366, 100010, 120012, 125049, 150015, 156454, 166732, 200020, 208415, 234681, 240024, 250098, 300030, 312908, 333464, 391135, 400040, 416830, 469362, 500196, 600060, 625245, 625816, 782270, 833660, 938724, 1000392, 1173405, 1200120, 1250490, 1564540, 1667320, 1877448, 2346810, 2500980, 3129080, 4693620, 5001960, 5710571, 9387240, 11421142, 17131713, 22842284, 28552855, 34263426, 45684568, 57105710, 68526852, 85658565, 114211420, 137053704, 171317130, 228422840, 342634260, 685268520]

約数ペア:

[(1, 685268520), (2, 342634260), (3, 228422840), (4, 171317130), (5, 137053704), (6, 114211420), (8, 85658565), (10, 68526852), (12, 57105710), (15, 45684568), (20, 34263426), (24, 28552855), (30, 22842284), (40, 17131713), (60, 11421142), (73, 9387240), (120, 5710571), (137, 5001960), (146, 4693620), (219, 3129080), (274, 2500980), (292, 2346810), (365, 1877448), (411, 1667320), (438, 1564540), (548, 1250490), (571, 1200120), (584, 1173405), (685, 1000392), (730, 938724), (822, 833660), (876, 782270), (1095, 625816), (1096, 625245), (1142, 600060), (1370, 500196), (1460, 469362), (1644, 416830), (1713, 400040), (1752, 391135), (2055, 333464), (2190, 312908), (2284, 300030), (2740, 250098), (2855, 240024), (2920, 234681), (3288, 208415), (3426, 200020), (4110, 166732), (4380, 156454), (4568, 150015), (5480, 125049), (5710, 120012), (6852, 100010), (8220, 83366), (8565, 80008), (8760, 78227), (10001, 68520), (11420, 60006), (13704, 50005), (16440, 41683), (17130, 40004), (20002, 34260), (22840, 30003)]