255623520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:509

約数の個数: 192

約数和(自身を含む): 853493760

約数和(自身を除く): 597870240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 419, 465, 480, 492, 496, 615, 620, 656, 744, 820, 838, 930, 984, 992, 1230, 1240, 1257, 1271, 1312, 1488, 1640, 1676, 1860, 1968, 2095, 2460, 2480, 2514, 2542, 2976, 3280, 3352, 3720, 3813, 3936, 4190, 4920, 4960, 5028, 5084, 6285, 6355, 6560, 6704, 7440, 7626, 8380, 9840, 10056, 10168, 12570, 12710, 12989, 13408, 14880, 15252, 16760, 17179, 19065, 19680, 20112, 20336, 25140, 25420, 25978, 30504, 33520, 34358, 38130, 38967, 40224, 40672, 50280, 50840, 51537, 51956, 61008, 64945, 67040, 68716, 76260, 77934, 85895, 100560, 101680, 103074, 103912, 122016, 129890, 137432, 152520, 155868, 171790, 194835, 201120, 203360, 206148, 207824, 257685, 259780, 274864, 305040, 311736, 343580, 389670, 412296, 415648, 515370, 519560, 532549, 549728, 610080, 623472, 687160, 779340, 824592, 1030740, 1039120, 1065098, 1246944, 1374320, 1558680, 1597647, 1649184, 2061480, 2078240, 2130196, 2662745, 2748640, 3117360, 3195294, 4122960, 4260392, 5325490, 6234720, 6390588, 7988235, 8245920, 8520784, 10650980, 12781176, 15976470, 17041568, 21301960, 25562352, 31952940, 42603920, 51124704, 63905880, 85207840, 127811760, 255623520]

約数ペア:

[(1, 255623520), (2, 127811760), (3, 85207840), (4, 63905880), (5, 51124704), (6, 42603920), (8, 31952940), (10, 25562352), (12, 21301960), (15, 17041568), (16, 15976470), (20, 12781176), (24, 10650980), (30, 8520784), (31, 8245920), (32, 7988235), (40, 6390588), (41, 6234720), (48, 5325490), (60, 4260392), (62, 4122960), (80, 3195294), (82, 3117360), (93, 2748640), (96, 2662745), (120, 2130196), (123, 2078240), (124, 2061480), (155, 1649184), (160, 1597647), (164, 1558680), (186, 1374320), (205, 1246944), (240, 1065098), (246, 1039120), (248, 1030740), (310, 824592), (328, 779340), (372, 687160), (410, 623472), (419, 610080), (465, 549728), (480, 532549), (492, 519560), (496, 515370), (615, 415648), (620, 412296), (656, 389670), (744, 343580), (820, 311736), (838, 305040), (930, 274864), (984, 259780), (992, 257685), (1230, 207824), (1240, 206148), (1257, 203360), (1271, 201120), (1312, 194835), (1488, 171790), (1640, 155868), (1676, 152520), (1860, 137432), (1968, 129890), (2095, 122016), (2460, 103912), (2480, 103074), (2514, 101680), (2542, 100560), (2976, 85895), (3280, 77934), (3352, 76260), (3720, 68716), (3813, 67040), (3936, 64945), (4190, 61008), (4920, 51956), (4960, 51537), (5028, 50840), (5084, 50280), (6285, 40672), (6355, 40224), (6560, 38967), (6704, 38130), (7440, 34358), (7626, 33520), (8380, 30504), (9840, 25978), (10056, 25420), (10168, 25140), (12570, 20336), (12710, 20112), (12989, 19680), (13408, 19065), (14880, 17179), (15252, 16760)]