271688960

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 692278272

約数和(自身を除く): 420589312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 167, 205, 248, 256, 310, 320, 328, 334, 410, 496, 620, 640, 656, 668, 820, 835, 992, 1240, 1271, 1280, 1312, 1336, 1640, 1670, 1984, 2480, 2542, 2624, 2672, 3280, 3340, 3968, 4960, 5084, 5177, 5248, 5344, 6355, 6560, 6680, 6847, 7936, 9920, 10168, 10354, 10496, 10688, 12710, 13120, 13360, 13694, 19840, 20336, 20708, 21376, 25420, 25885, 26240, 26720, 27388, 34235, 39680, 40672, 41416, 42752, 50840, 51770, 52480, 53440, 54776, 68470, 81344, 82832, 101680, 103540, 106880, 109552, 136940, 162688, 165664, 203360, 207080, 212257, 213760, 219104, 273880, 325376, 331328, 406720, 414160, 424514, 438208, 547760, 662656, 813440, 828320, 849028, 876416, 1061285, 1095520, 1325312, 1626880, 1656640, 1698056, 1752832, 2122570, 2191040, 3313280, 3396112, 4245140, 4382080, 6626560, 6792224, 8490280, 8764160, 13584448, 16980560, 27168896, 33961120, 54337792, 67922240, 135844480, 271688960]

約数ペア:

[(1, 271688960), (2, 135844480), (4, 67922240), (5, 54337792), (8, 33961120), (10, 27168896), (16, 16980560), (20, 13584448), (31, 8764160), (32, 8490280), (40, 6792224), (41, 6626560), (62, 4382080), (64, 4245140), (80, 3396112), (82, 3313280), (124, 2191040), (128, 2122570), (155, 1752832), (160, 1698056), (164, 1656640), (167, 1626880), (205, 1325312), (248, 1095520), (256, 1061285), (310, 876416), (320, 849028), (328, 828320), (334, 813440), (410, 662656), (496, 547760), (620, 438208), (640, 424514), (656, 414160), (668, 406720), (820, 331328), (835, 325376), (992, 273880), (1240, 219104), (1271, 213760), (1280, 212257), (1312, 207080), (1336, 203360), (1640, 165664), (1670, 162688), (1984, 136940), (2480, 109552), (2542, 106880), (2624, 103540), (2672, 101680), (3280, 82832), (3340, 81344), (3968, 68470), (4960, 54776), (5084, 53440), (5177, 52480), (5248, 51770), (5344, 50840), (6355, 42752), (6560, 41416), (6680, 40672), (6847, 39680), (7936, 34235), (9920, 27388), (10168, 26720), (10354, 26240), (10496, 25885), (10688, 25420), (12710, 21376), (13120, 20708), (13360, 20336), (13694, 19840)]