1027620720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4973}}^1$

素因数の和:5040

約数の個数: 240

約数和(自身を含む): 4041116352

約数和(自身を除く): 3013495632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 315, 328, 336, 360, 369, 410, 420, 492, 504, 560, 574, 615, 630, 656, 720, 738, 820, 840, 861, 984, 1008, 1148, 1230, 1260, 1435, 1476, 1640, 1680, 1722, 1845, 1968, 2296, 2460, 2520, 2583, 2870, 2952, 3280, 3444, 3690, 4305, 4592, 4920, 4973, 5040, 5166, 5740, 5904, 6888, 7380, 8610, 9840, 9946, 10332, 11480, 12915, 13776, 14760, 14919, 17220, 19892, 20664, 22960, 24865, 25830, 29520, 29838, 34440, 34811, 39784, 41328, 44757, 49730, 51660, 59676, 68880, 69622, 74595, 79568, 89514, 99460, 103320, 104433, 119352, 139244, 149190, 174055, 179028, 198920, 203893, 206640, 208866, 223785, 238704, 278488, 298380, 313299, 348110, 358056, 397840, 407786, 417732, 447570, 522165, 556976, 596760, 611679, 626598, 696220, 716112, 815572, 835464, 895140, 1019465, 1044330, 1193520, 1223358, 1253196, 1392440, 1427251, 1566495, 1631144, 1670928, 1790280, 1835037, 2038930, 2088660, 2446716, 2506392, 2784880, 2854502, 3058395, 3132990, 3262288, 3580560, 3670074, 4077860, 4177320, 4281753, 4893432, 5012784, 5709004, 6116790, 6265980, 7136255, 7340148, 8155720, 8354640, 8563506, 9175185, 9786864, 11418008, 12233580, 12531960, 12845259, 14272510, 14680296, 16311440, 17127012, 18350370, 21408765, 22836016, 24467160, 25063920, 25690518, 28545020, 29360592, 34254024, 36700740, 42817530, 48934320, 51381036, 57090040, 64226295, 68508048, 73401480, 85635060, 102762072, 114180080, 128452590, 146802960, 171270120, 205524144, 256905180, 342540240, 513810360, 1027620720]

約数ペア:

[(1, 1027620720), (2, 513810360), (3, 342540240), (4, 256905180), (5, 205524144), (6, 171270120), (7, 146802960), (8, 128452590), (9, 114180080), (10, 102762072), (12, 85635060), (14, 73401480), (15, 68508048), (16, 64226295), (18, 57090040), (20, 51381036), (21, 48934320), (24, 42817530), (28, 36700740), (30, 34254024), (35, 29360592), (36, 28545020), (40, 25690518), (41, 25063920), (42, 24467160), (45, 22836016), (48, 21408765), (56, 18350370), (60, 17127012), (63, 16311440), (70, 14680296), (72, 14272510), (80, 12845259), (82, 12531960), (84, 12233580), (90, 11418008), (105, 9786864), (112, 9175185), (120, 8563506), (123, 8354640), (126, 8155720), (140, 7340148), (144, 7136255), (164, 6265980), (168, 6116790), (180, 5709004), (205, 5012784), (210, 4893432), (240, 4281753), (246, 4177320), (252, 4077860), (280, 3670074), (287, 3580560), (315, 3262288), (328, 3132990), (336, 3058395), (360, 2854502), (369, 2784880), (410, 2506392), (420, 2446716), (492, 2088660), (504, 2038930), (560, 1835037), (574, 1790280), (615, 1670928), (630, 1631144), (656, 1566495), (720, 1427251), (738, 1392440), (820, 1253196), (840, 1223358), (861, 1193520), (984, 1044330), (1008, 1019465), (1148, 895140), (1230, 835464), (1260, 815572), (1435, 716112), (1476, 696220), (1640, 626598), (1680, 611679), (1722, 596760), (1845, 556976), (1968, 522165), (2296, 447570), (2460, 417732), (2520, 407786), (2583, 397840), (2870, 358056), (2952, 348110), (3280, 313299), (3444, 298380), (3690, 278488), (4305, 238704), (4592, 223785), (4920, 208866), (4973, 206640), (5040, 203893), (5166, 198920), (5740, 179028), (5904, 174055), (6888, 149190), (7380, 139244), (8610, 119352), (9840, 104433), (9946, 103320), (10332, 99460), (11480, 89514), (12915, 79568), (13776, 74595), (14760, 69622), (14919, 68880), (17220, 59676), (19892, 51660), (20664, 49730), (22960, 44757), (24865, 41328), (25830, 39784), (29520, 34811), (29838, 34440)]