80423580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 245790720

約数和(自身を除く): 165367140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 79, 94, 95, 114, 141, 158, 188, 190, 228, 235, 237, 282, 285, 316, 361, 380, 395, 470, 474, 564, 570, 705, 722, 790, 893, 940, 948, 1083, 1140, 1185, 1410, 1444, 1501, 1580, 1786, 1805, 2166, 2370, 2679, 2820, 3002, 3572, 3610, 3713, 4332, 4465, 4503, 4740, 5358, 5415, 6004, 7220, 7426, 7505, 8930, 9006, 10716, 10830, 11139, 13395, 14852, 15010, 16967, 17860, 18012, 18565, 21660, 22278, 22515, 26790, 28519, 30020, 33934, 37130, 44556, 45030, 50901, 53580, 55695, 57038, 67868, 70547, 74260, 84835, 85557, 90060, 101802, 111390, 114076, 141094, 142595, 169670, 171114, 203604, 211641, 222780, 254505, 282188, 285190, 339340, 342228, 352735, 423282, 427785, 509010, 570380, 705470, 846564, 855570, 1018020, 1058205, 1340393, 1410940, 1711140, 2116410, 2680786, 4021179, 4232820, 5361572, 6701965, 8042358, 13403930, 16084716, 20105895, 26807860, 40211790, 80423580]

約数ペア:

[(1, 80423580), (2, 40211790), (3, 26807860), (4, 20105895), (5, 16084716), (6, 13403930), (10, 8042358), (12, 6701965), (15, 5361572), (19, 4232820), (20, 4021179), (30, 2680786), (38, 2116410), (47, 1711140), (57, 1410940), (60, 1340393), (76, 1058205), (79, 1018020), (94, 855570), (95, 846564), (114, 705470), (141, 570380), (158, 509010), (188, 427785), (190, 423282), (228, 352735), (235, 342228), (237, 339340), (282, 285190), (285, 282188), (316, 254505), (361, 222780), (380, 211641), (395, 203604), (470, 171114), (474, 169670), (564, 142595), (570, 141094), (705, 114076), (722, 111390), (790, 101802), (893, 90060), (940, 85557), (948, 84835), (1083, 74260), (1140, 70547), (1185, 67868), (1410, 57038), (1444, 55695), (1501, 53580), (1580, 50901), (1786, 45030), (1805, 44556), (2166, 37130), (2370, 33934), (2679, 30020), (2820, 28519), (3002, 26790), (3572, 22515), (3610, 22278), (3713, 21660), (4332, 18565), (4465, 18012), (4503, 17860), (4740, 16967), (5358, 15010), (5415, 14852), (6004, 13395), (7220, 11139), (7426, 10830), (7505, 10716), (8930, 9006)]