84128580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1498

約数の個数: 144

約数和(自身を含む): 284618880

約数和(自身を除く): 200490300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1447, 1530, 1615, 1710, 1938, 2894, 2907, 3060, 3230, 3420, 3876, 4341, 4845, 5788, 5814, 6460, 7235, 8682, 9690, 11628, 13023, 14470, 14535, 17364, 19380, 21705, 24599, 26046, 27493, 28940, 29070, 43410, 49198, 52092, 54986, 58140, 65115, 73797, 82479, 86820, 98396, 109972, 122995, 130230, 137465, 147594, 164958, 221391, 245990, 247437, 260460, 274930, 295188, 329916, 368985, 412395, 442782, 467381, 491980, 494874, 549860, 737970, 824790, 885564, 934762, 989748, 1106955, 1237185, 1402143, 1475940, 1649580, 1869524, 2213910, 2336905, 2474370, 2804286, 4206429, 4427820, 4673810, 4948740, 5608572, 7010715, 8412858, 9347620, 14021430, 16825716, 21032145, 28042860, 42064290, 84128580]

約数ペア:

[(1, 84128580), (2, 42064290), (3, 28042860), (4, 21032145), (5, 16825716), (6, 14021430), (9, 9347620), (10, 8412858), (12, 7010715), (15, 5608572), (17, 4948740), (18, 4673810), (19, 4427820), (20, 4206429), (30, 2804286), (34, 2474370), (36, 2336905), (38, 2213910), (45, 1869524), (51, 1649580), (57, 1475940), (60, 1402143), (68, 1237185), (76, 1106955), (85, 989748), (90, 934762), (95, 885564), (102, 824790), (114, 737970), (153, 549860), (170, 494874), (171, 491980), (180, 467381), (190, 442782), (204, 412395), (228, 368985), (255, 329916), (285, 295188), (306, 274930), (323, 260460), (340, 247437), (342, 245990), (380, 221391), (510, 164958), (570, 147594), (612, 137465), (646, 130230), (684, 122995), (765, 109972), (855, 98396), (969, 86820), (1020, 82479), (1140, 73797), (1292, 65115), (1447, 58140), (1530, 54986), (1615, 52092), (1710, 49198), (1938, 43410), (2894, 29070), (2907, 28940), (3060, 27493), (3230, 26046), (3420, 24599), (3876, 21705), (4341, 19380), (4845, 17364), (5788, 14535), (5814, 14470), (6460, 13023), (7235, 11628), (8682, 9690)]