255664080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:523

約数の個数: 320

約数和(自身を含む): 1035886080

約数和(自身を除く): 780222000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 108, 111, 112, 120, 126, 135, 140, 144, 148, 168, 180, 185, 189, 210, 216, 222, 240, 252, 259, 270, 280, 296, 315, 333, 336, 360, 370, 378, 420, 432, 444, 457, 504, 518, 540, 555, 560, 592, 630, 666, 720, 740, 756, 777, 840, 888, 914, 945, 999, 1008, 1036, 1080, 1110, 1260, 1295, 1332, 1371, 1480, 1512, 1554, 1665, 1680, 1776, 1828, 1890, 1998, 2072, 2160, 2220, 2285, 2331, 2520, 2590, 2664, 2742, 2960, 3024, 3108, 3199, 3330, 3656, 3780, 3885, 3996, 4113, 4144, 4440, 4570, 4662, 4995, 5040, 5180, 5328, 5484, 6216, 6398, 6660, 6855, 6993, 7312, 7560, 7770, 7992, 8226, 8880, 9140, 9324, 9597, 9990, 10360, 10968, 11655, 12339, 12432, 12796, 13320, 13710, 13986, 15120, 15540, 15984, 15995, 16452, 16909, 18280, 18648, 19194, 19980, 20565, 20720, 21936, 23310, 24678, 25592, 26640, 27420, 27972, 28791, 31080, 31990, 32904, 33818, 34965, 36560, 37296, 38388, 39960, 41130, 46620, 47985, 49356, 50727, 51184, 54840, 55944, 57582, 61695, 62160, 63980, 65808, 67636, 69930, 76776, 79920, 82260, 84545, 86373, 93240, 95970, 98712, 101454, 109680, 111888, 115164, 118363, 123390, 127960, 135272, 139860, 143955, 152181, 153552, 164520, 169090, 172746, 186480, 191940, 197424, 202908, 230328, 236726, 246780, 253635, 255920, 270544, 279720, 287910, 304362, 329040, 338180, 345492, 355089, 383880, 405816, 431865, 456543, 460656, 473452, 493560, 507270, 559440, 575820, 591815, 608724, 676360, 690984, 710178, 760905, 767760, 811632, 863730, 913086, 946904, 987120, 1014540, 1065267, 1151640, 1183630, 1217448, 1352720, 1381968, 1420356, 1521810, 1727460, 1775445, 1826172, 1893808, 2029080, 2130534, 2282715, 2303280, 2367260, 2434896, 2840712, 3043620, 3195801, 3454920, 3550890, 3652344, 4058160, 4261068, 4565430, 4734520, 5326335, 5681424, 6087240, 6391602, 6909840, 7101780, 7304688, 8522136, 9130860, 9469040, 10652670, 12174480, 12783204, 14203560, 15979005, 17044272, 18261720, 21305340, 25566408, 28407120, 31958010, 36523440, 42610680, 51132816, 63916020, 85221360, 127832040, 255664080]

約数ペア:

[(1, 255664080), (2, 127832040), (3, 85221360), (4, 63916020), (5, 51132816), (6, 42610680), (7, 36523440), (8, 31958010), (9, 28407120), (10, 25566408), (12, 21305340), (14, 18261720), (15, 17044272), (16, 15979005), (18, 14203560), (20, 12783204), (21, 12174480), (24, 10652670), (27, 9469040), (28, 9130860), (30, 8522136), (35, 7304688), (36, 7101780), (37, 6909840), (40, 6391602), (42, 6087240), (45, 5681424), (48, 5326335), (54, 4734520), (56, 4565430), (60, 4261068), (63, 4058160), (70, 3652344), (72, 3550890), (74, 3454920), (80, 3195801), (84, 3043620), (90, 2840712), (105, 2434896), (108, 2367260), (111, 2303280), (112, 2282715), (120, 2130534), (126, 2029080), (135, 1893808), (140, 1826172), (144, 1775445), (148, 1727460), (168, 1521810), (180, 1420356), (185, 1381968), (189, 1352720), (210, 1217448), (216, 1183630), (222, 1151640), (240, 1065267), (252, 1014540), (259, 987120), (270, 946904), (280, 913086), (296, 863730), (315, 811632), (333, 767760), (336, 760905), (360, 710178), (370, 690984), (378, 676360), (420, 608724), (432, 591815), (444, 575820), (457, 559440), (504, 507270), (518, 493560), (540, 473452), (555, 460656), (560, 456543), (592, 431865), (630, 405816), (666, 383880), (720, 355089), (740, 345492), (756, 338180), (777, 329040), (840, 304362), (888, 287910), (914, 279720), (945, 270544), (999, 255920), (1008, 253635), (1036, 246780), (1080, 236726), (1110, 230328), (1260, 202908), (1295, 197424), (1332, 191940), (1371, 186480), (1480, 172746), (1512, 169090), (1554, 164520), (1665, 153552), (1680, 152181), (1776, 143955), (1828, 139860), (1890, 135272), (1998, 127960), (2072, 123390), (2160, 118363), (2220, 115164), (2285, 111888), (2331, 109680), (2520, 101454), (2590, 98712), (2664, 95970), (2742, 93240), (2960, 86373), (3024, 84545), (3108, 82260), (3199, 79920), (3330, 76776), (3656, 69930), (3780, 67636), (3885, 65808), (3996, 63980), (4113, 62160), (4144, 61695), (4440, 57582), (4570, 55944), (4662, 54840), (4995, 51184), (5040, 50727), (5180, 49356), (5328, 47985), (5484, 46620), (6216, 41130), (6398, 39960), (6660, 38388), (6855, 37296), (6993, 36560), (7312, 34965), (7560, 33818), (7770, 32904), (7992, 31990), (8226, 31080), (8880, 28791), (9140, 27972), (9324, 27420), (9597, 26640), (9990, 25592), (10360, 24678), (10968, 23310), (11655, 21936), (12339, 20720), (12432, 20565), (12796, 19980), (13320, 19194), (13710, 18648), (13986, 18280), (15120, 16909), (15540, 16452), (15984, 15995)]