128378160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 240

約数和(自身を含む): 455744640

約数和(自身を除く): 327366480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 61, 72, 74, 79, 80, 90, 111, 120, 122, 144, 148, 158, 180, 183, 185, 222, 237, 240, 244, 296, 305, 316, 333, 360, 366, 370, 395, 444, 474, 488, 549, 555, 592, 610, 632, 666, 711, 720, 732, 740, 790, 888, 915, 948, 976, 1098, 1110, 1185, 1220, 1264, 1332, 1422, 1464, 1480, 1580, 1665, 1776, 1830, 1896, 2196, 2220, 2257, 2370, 2440, 2664, 2745, 2844, 2923, 2928, 2960, 3160, 3330, 3555, 3660, 3792, 4392, 4440, 4514, 4740, 4819, 4880, 5328, 5490, 5688, 5846, 6320, 6660, 6771, 7110, 7320, 8769, 8784, 8880, 9028, 9480, 9638, 10980, 11285, 11376, 11692, 13320, 13542, 14220, 14457, 14615, 14640, 17538, 18056, 18960, 19276, 20313, 21960, 22570, 23384, 24095, 26307, 26640, 27084, 28440, 28914, 29230, 33855, 35076, 36112, 38552, 40626, 43371, 43845, 43920, 45140, 46768, 48190, 52614, 54168, 56880, 57828, 58460, 67710, 70152, 72285, 77104, 81252, 86742, 87690, 90280, 96380, 101565, 105228, 108336, 115656, 116920, 131535, 135420, 140304, 144570, 162504, 173484, 175380, 178303, 180560, 192760, 203130, 210456, 216855, 231312, 233840, 263070, 270840, 289140, 325008, 346968, 350760, 356606, 385520, 406260, 420912, 433710, 526140, 534909, 541680, 578280, 693936, 701520, 713212, 812520, 867420, 891515, 1052280, 1069818, 1156560, 1426424, 1604727, 1625040, 1734840, 1783030, 2104560, 2139636, 2674545, 2852848, 3209454, 3469680, 3566060, 4279272, 5349090, 6418908, 7132120, 8023635, 8558544, 10698180, 12837816, 14264240, 16047270, 21396360, 25675632, 32094540, 42792720, 64189080, 128378160]

約数ペア:

[(1, 128378160), (2, 64189080), (3, 42792720), (4, 32094540), (5, 25675632), (6, 21396360), (8, 16047270), (9, 14264240), (10, 12837816), (12, 10698180), (15, 8558544), (16, 8023635), (18, 7132120), (20, 6418908), (24, 5349090), (30, 4279272), (36, 3566060), (37, 3469680), (40, 3209454), (45, 2852848), (48, 2674545), (60, 2139636), (61, 2104560), (72, 1783030), (74, 1734840), (79, 1625040), (80, 1604727), (90, 1426424), (111, 1156560), (120, 1069818), (122, 1052280), (144, 891515), (148, 867420), (158, 812520), (180, 713212), (183, 701520), (185, 693936), (222, 578280), (237, 541680), (240, 534909), (244, 526140), (296, 433710), (305, 420912), (316, 406260), (333, 385520), (360, 356606), (366, 350760), (370, 346968), (395, 325008), (444, 289140), (474, 270840), (488, 263070), (549, 233840), (555, 231312), (592, 216855), (610, 210456), (632, 203130), (666, 192760), (711, 180560), (720, 178303), (732, 175380), (740, 173484), (790, 162504), (888, 144570), (915, 140304), (948, 135420), (976, 131535), (1098, 116920), (1110, 115656), (1185, 108336), (1220, 105228), (1264, 101565), (1332, 96380), (1422, 90280), (1464, 87690), (1480, 86742), (1580, 81252), (1665, 77104), (1776, 72285), (1830, 70152), (1896, 67710), (2196, 58460), (2220, 57828), (2257, 56880), (2370, 54168), (2440, 52614), (2664, 48190), (2745, 46768), (2844, 45140), (2923, 43920), (2928, 43845), (2960, 43371), (3160, 40626), (3330, 38552), (3555, 36112), (3660, 35076), (3792, 33855), (4392, 29230), (4440, 28914), (4514, 28440), (4740, 27084), (4819, 26640), (4880, 26307), (5328, 24095), (5490, 23384), (5688, 22570), (5846, 21960), (6320, 20313), (6660, 19276), (6771, 18960), (7110, 18056), (7320, 17538), (8769, 14640), (8784, 14615), (8880, 14457), (9028, 14220), (9480, 13542), (9638, 13320), (10980, 11692), (11285, 11376)]