438874920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 288

約数和(自身を含む): 1647565920

約数和(自身を除く): 1208691000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 264, 285, 307, 330, 342, 360, 361, 380, 396, 418, 440, 456, 495, 570, 614, 627, 660, 684, 722, 760, 792, 836, 855, 921, 990, 1045, 1083, 1140, 1228, 1254, 1320, 1368, 1444, 1535, 1672, 1710, 1805, 1842, 1881, 1980, 2090, 2166, 2280, 2456, 2508, 2763, 2888, 3070, 3135, 3249, 3377, 3420, 3610, 3684, 3762, 3960, 3971, 4180, 4332, 4605, 5016, 5415, 5526, 5833, 6140, 6270, 6498, 6754, 6840, 7220, 7368, 7524, 7942, 8360, 8664, 9210, 9405, 10131, 10830, 11052, 11666, 11913, 12280, 12540, 12996, 13508, 13815, 14440, 15048, 15884, 16245, 16885, 17499, 18420, 18810, 19855, 20262, 21660, 22104, 23332, 23826, 25080, 25992, 27016, 27630, 29165, 30393, 31768, 32490, 33770, 34998, 35739, 36840, 37620, 39710, 40524, 43320, 46664, 47652, 50655, 52497, 55260, 58330, 59565, 60786, 64163, 64980, 67540, 69996, 71478, 75240, 79420, 81048, 87495, 95304, 101310, 104994, 110520, 110827, 116660, 119130, 121572, 128326, 129960, 135080, 139992, 142956, 151965, 158840, 174990, 178695, 192489, 202620, 209988, 221654, 233320, 238260, 243144, 256652, 262485, 285912, 303930, 320815, 332481, 349980, 357390, 384978, 405240, 419976, 443308, 476520, 513304, 524970, 554135, 577467, 607860, 641630, 664962, 699960, 714780, 769956, 886616, 962445, 997443, 1049940, 1108270, 1154934, 1215720, 1219097, 1283260, 1329924, 1429560, 1539912, 1662405, 1924890, 1994886, 2099880, 2216540, 2309868, 2438194, 2566520, 2659848, 2887335, 3324810, 3657291, 3849780, 3989772, 4433080, 4619736, 4876388, 4987215, 5774670, 6095485, 6649620, 7314582, 7699560, 7979544, 9752776, 9974430, 10971873, 11549340, 12190970, 13299240, 14629164, 18286455, 19948860, 21943746, 23098680, 24381940, 29258328, 36572910, 39897720, 43887492, 48763880, 54859365, 73145820, 87774984, 109718730, 146291640, 219437460, 438874920]

約数ペア:

[(1, 438874920), (2, 219437460), (3, 146291640), (4, 109718730), (5, 87774984), (6, 73145820), (8, 54859365), (9, 48763880), (10, 43887492), (11, 39897720), (12, 36572910), (15, 29258328), (18, 24381940), (19, 23098680), (20, 21943746), (22, 19948860), (24, 18286455), (30, 14629164), (33, 13299240), (36, 12190970), (38, 11549340), (40, 10971873), (44, 9974430), (45, 9752776), (55, 7979544), (57, 7699560), (60, 7314582), (66, 6649620), (72, 6095485), (76, 5774670), (88, 4987215), (90, 4876388), (95, 4619736), (99, 4433080), (110, 3989772), (114, 3849780), (120, 3657291), (132, 3324810), (152, 2887335), (165, 2659848), (171, 2566520), (180, 2438194), (190, 2309868), (198, 2216540), (209, 2099880), (220, 1994886), (228, 1924890), (264, 1662405), (285, 1539912), (307, 1429560), (330, 1329924), (342, 1283260), (360, 1219097), (361, 1215720), (380, 1154934), (396, 1108270), (418, 1049940), (440, 997443), (456, 962445), (495, 886616), (570, 769956), (614, 714780), (627, 699960), (660, 664962), (684, 641630), (722, 607860), (760, 577467), (792, 554135), (836, 524970), (855, 513304), (921, 476520), (990, 443308), (1045, 419976), (1083, 405240), (1140, 384978), (1228, 357390), (1254, 349980), (1320, 332481), (1368, 320815), (1444, 303930), (1535, 285912), (1672, 262485), (1710, 256652), (1805, 243144), (1842, 238260), (1881, 233320), (1980, 221654), (2090, 209988), (2166, 202620), (2280, 192489), (2456, 178695), (2508, 174990), (2763, 158840), (2888, 151965), (3070, 142956), (3135, 139992), (3249, 135080), (3377, 129960), (3420, 128326), (3610, 121572), (3684, 119130), (3762, 116660), (3960, 110827), (3971, 110520), (4180, 104994), (4332, 101310), (4605, 95304), (5016, 87495), (5415, 81048), (5526, 79420), (5833, 75240), (6140, 71478), (6270, 69996), (6498, 67540), (6754, 64980), (6840, 64163), (7220, 60786), (7368, 59565), (7524, 58330), (7942, 55260), (8360, 52497), (8664, 50655), (9210, 47652), (9405, 46664), (10131, 43320), (10830, 40524), (11052, 39710), (11666, 37620), (11913, 36840), (12280, 35739), (12540, 34998), (12996, 33770), (13508, 32490), (13815, 31768), (14440, 30393), (15048, 29165), (15884, 27630), (16245, 27016), (16885, 25992), (17499, 25080), (18420, 23826), (18810, 23332), (19855, 22104), (20262, 21660)]