90782380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 243855360

約数和(自身を除く): 153072980

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 23, 26, 34, 38, 46, 47, 52, 65, 68, 76, 85, 92, 94, 95, 115, 130, 170, 188, 190, 221, 230, 235, 247, 260, 299, 323, 340, 380, 391, 437, 442, 460, 470, 494, 598, 611, 646, 782, 799, 874, 884, 893, 940, 988, 1081, 1105, 1196, 1222, 1235, 1292, 1495, 1564, 1598, 1615, 1748, 1786, 1955, 2162, 2185, 2210, 2444, 2470, 2990, 3055, 3196, 3230, 3572, 3910, 3995, 4199, 4324, 4370, 4420, 4465, 4940, 5083, 5405, 5681, 5980, 6110, 6460, 7429, 7820, 7990, 8398, 8740, 8930, 10166, 10387, 10810, 11362, 11609, 12220, 14053, 14858, 15181, 15980, 16796, 17860, 18377, 20332, 20539, 20774, 20995, 21620, 22724, 23218, 25415, 28106, 28405, 29716, 30362, 36754, 37145, 41078, 41548, 41990, 46436, 50830, 51935, 56212, 56810, 58045, 60724, 70265, 73508, 74290, 75905, 82156, 83980, 91885, 96577, 101660, 102695, 103870, 113620, 116090, 140530, 148580, 151810, 183770, 193154, 197353, 205390, 207740, 232180, 238901, 267007, 281060, 303620, 349163, 367540, 386308, 394706, 410780, 477802, 482885, 534014, 698326, 789412, 955604, 965770, 986765, 1068028, 1194505, 1335035, 1396652, 1745815, 1931540, 1973530, 2389010, 2670070, 3491630, 3947060, 4539119, 4778020, 5340140, 6983260, 9078238, 18156476, 22695595, 45391190, 90782380]

約数ペア:

[(1, 90782380), (2, 45391190), (4, 22695595), (5, 18156476), (10, 9078238), (13, 6983260), (17, 5340140), (19, 4778020), (20, 4539119), (23, 3947060), (26, 3491630), (34, 2670070), (38, 2389010), (46, 1973530), (47, 1931540), (52, 1745815), (65, 1396652), (68, 1335035), (76, 1194505), (85, 1068028), (92, 986765), (94, 965770), (95, 955604), (115, 789412), (130, 698326), (170, 534014), (188, 482885), (190, 477802), (221, 410780), (230, 394706), (235, 386308), (247, 367540), (260, 349163), (299, 303620), (323, 281060), (340, 267007), (380, 238901), (391, 232180), (437, 207740), (442, 205390), (460, 197353), (470, 193154), (494, 183770), (598, 151810), (611, 148580), (646, 140530), (782, 116090), (799, 113620), (874, 103870), (884, 102695), (893, 101660), (940, 96577), (988, 91885), (1081, 83980), (1105, 82156), (1196, 75905), (1222, 74290), (1235, 73508), (1292, 70265), (1495, 60724), (1564, 58045), (1598, 56810), (1615, 56212), (1748, 51935), (1786, 50830), (1955, 46436), (2162, 41990), (2185, 41548), (2210, 41078), (2444, 37145), (2470, 36754), (2990, 30362), (3055, 29716), (3196, 28405), (3230, 28106), (3572, 25415), (3910, 23218), (3995, 22724), (4199, 21620), (4324, 20995), (4370, 20774), (4420, 20539), (4465, 20332), (4940, 18377), (5083, 17860), (5405, 16796), (5681, 15980), (5980, 15181), (6110, 14858), (6460, 14053), (7429, 12220), (7820, 11609), (7990, 11362), (8398, 10810), (8740, 10387), (8930, 10166)]