215318880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 288

約数和(自身を含む): 861876288

約数和(自身を除く): 646557408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 328, 336, 360, 369, 410, 420, 480, 492, 504, 521, 560, 574, 615, 630, 656, 672, 720, 738, 820, 840, 861, 984, 1008, 1042, 1120, 1148, 1230, 1260, 1312, 1435, 1440, 1476, 1563, 1640, 1680, 1722, 1845, 1968, 2016, 2084, 2296, 2460, 2520, 2583, 2605, 2870, 2952, 3126, 3280, 3360, 3444, 3647, 3690, 3936, 4168, 4305, 4592, 4689, 4920, 5040, 5166, 5210, 5740, 5904, 6252, 6560, 6888, 7294, 7380, 7815, 8336, 8610, 9184, 9378, 9840, 10080, 10332, 10420, 10941, 11480, 11808, 12504, 12915, 13776, 14588, 14760, 15630, 16672, 17220, 18235, 18756, 19680, 20664, 20840, 21361, 21882, 22960, 23445, 25008, 25830, 27552, 29176, 29520, 31260, 32823, 34440, 36470, 37512, 41328, 41680, 42722, 43764, 45920, 46890, 50016, 51660, 54705, 58352, 59040, 62520, 64083, 65646, 68880, 72940, 75024, 82656, 83360, 85444, 87528, 93780, 103320, 106805, 109410, 116704, 125040, 128166, 131292, 137760, 145880, 149527, 150048, 164115, 170888, 175056, 187560, 192249, 206640, 213610, 218820, 250080, 256332, 262584, 291760, 299054, 320415, 328230, 341776, 350112, 375120, 384498, 413280, 427220, 437640, 448581, 512664, 525168, 583520, 598108, 640830, 656460, 683552, 747635, 750240, 768996, 854440, 875280, 897162, 961245, 1025328, 1050336, 1196216, 1281660, 1312920, 1345743, 1495270, 1537992, 1708880, 1750560, 1794324, 1922490, 2050656, 2242905, 2392432, 2563320, 2625840, 2691486, 2990540, 3075984, 3417760, 3588648, 3844980, 4485810, 4784864, 5126640, 5251680, 5382972, 5981080, 6151968, 6728715, 7177296, 7689960, 8971620, 10253280, 10765944, 11962160, 13457430, 14354592, 15379920, 17943240, 21531888, 23924320, 26914860, 30759840, 35886480, 43063776, 53829720, 71772960, 107659440, 215318880]

約数ペア:

[(1, 215318880), (2, 107659440), (3, 71772960), (4, 53829720), (5, 43063776), (6, 35886480), (7, 30759840), (8, 26914860), (9, 23924320), (10, 21531888), (12, 17943240), (14, 15379920), (15, 14354592), (16, 13457430), (18, 11962160), (20, 10765944), (21, 10253280), (24, 8971620), (28, 7689960), (30, 7177296), (32, 6728715), (35, 6151968), (36, 5981080), (40, 5382972), (41, 5251680), (42, 5126640), (45, 4784864), (48, 4485810), (56, 3844980), (60, 3588648), (63, 3417760), (70, 3075984), (72, 2990540), (80, 2691486), (82, 2625840), (84, 2563320), (90, 2392432), (96, 2242905), (105, 2050656), (112, 1922490), (120, 1794324), (123, 1750560), (126, 1708880), (140, 1537992), (144, 1495270), (160, 1345743), (164, 1312920), (168, 1281660), (180, 1196216), (205, 1050336), (210, 1025328), (224, 961245), (240, 897162), (246, 875280), (252, 854440), (280, 768996), (287, 750240), (288, 747635), (315, 683552), (328, 656460), (336, 640830), (360, 598108), (369, 583520), (410, 525168), (420, 512664), (480, 448581), (492, 437640), (504, 427220), (521, 413280), (560, 384498), (574, 375120), (615, 350112), (630, 341776), (656, 328230), (672, 320415), (720, 299054), (738, 291760), (820, 262584), (840, 256332), (861, 250080), (984, 218820), (1008, 213610), (1042, 206640), (1120, 192249), (1148, 187560), (1230, 175056), (1260, 170888), (1312, 164115), (1435, 150048), (1440, 149527), (1476, 145880), (1563, 137760), (1640, 131292), (1680, 128166), (1722, 125040), (1845, 116704), (1968, 109410), (2016, 106805), (2084, 103320), (2296, 93780), (2460, 87528), (2520, 85444), (2583, 83360), (2605, 82656), (2870, 75024), (2952, 72940), (3126, 68880), (3280, 65646), (3360, 64083), (3444, 62520), (3647, 59040), (3690, 58352), (3936, 54705), (4168, 51660), (4305, 50016), (4592, 46890), (4689, 45920), (4920, 43764), (5040, 42722), (5166, 41680), (5210, 41328), (5740, 37512), (5904, 36470), (6252, 34440), (6560, 32823), (6888, 31260), (7294, 29520), (7380, 29176), (7815, 27552), (8336, 25830), (8610, 25008), (9184, 23445), (9378, 22960), (9840, 21882), (10080, 21361), (10332, 20840), (10420, 20664), (10941, 19680), (11480, 18756), (11808, 18235), (12504, 17220), (12915, 16672), (13776, 15630), (14588, 14760)]