245878620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 192

約数和(自身を含む): 799303680

約数和(自身を除く): 553425060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 47, 52, 57, 60, 65, 76, 78, 94, 95, 114, 130, 141, 156, 188, 190, 195, 228, 235, 247, 260, 282, 285, 353, 380, 390, 470, 494, 564, 570, 611, 705, 706, 741, 780, 893, 940, 988, 1059, 1140, 1222, 1235, 1410, 1412, 1482, 1765, 1786, 1833, 2118, 2444, 2470, 2679, 2820, 2964, 3055, 3530, 3572, 3666, 3705, 4236, 4465, 4589, 4940, 5295, 5358, 6110, 6707, 7060, 7332, 7410, 8930, 9165, 9178, 10590, 10716, 11609, 12220, 13395, 13414, 13767, 14820, 16591, 17860, 18330, 18356, 20121, 21180, 22945, 23218, 26790, 26828, 27534, 33182, 33535, 34827, 36660, 40242, 45890, 46436, 49773, 53580, 55068, 58045, 66364, 67070, 68835, 69654, 80484, 82955, 87191, 91780, 99546, 100605, 116090, 134140, 137670, 139308, 165910, 174135, 174382, 199092, 201210, 215683, 232180, 248865, 261573, 275340, 315229, 331820, 348270, 348764, 402420, 431366, 435955, 497730, 523146, 630458, 647049, 696540, 862732, 871910, 945687, 995460, 1046292, 1078415, 1260916, 1294098, 1307865, 1576145, 1743820, 1891374, 2156830, 2588196, 2615730, 3152290, 3235245, 3782748, 4097977, 4313660, 4728435, 5231460, 6304580, 6470490, 8195954, 9456870, 12293931, 12940980, 16391908, 18913740, 20489885, 24587862, 40979770, 49175724, 61469655, 81959540, 122939310, 245878620]

約数ペア:

[(1, 245878620), (2, 122939310), (3, 81959540), (4, 61469655), (5, 49175724), (6, 40979770), (10, 24587862), (12, 20489885), (13, 18913740), (15, 16391908), (19, 12940980), (20, 12293931), (26, 9456870), (30, 8195954), (38, 6470490), (39, 6304580), (47, 5231460), (52, 4728435), (57, 4313660), (60, 4097977), (65, 3782748), (76, 3235245), (78, 3152290), (94, 2615730), (95, 2588196), (114, 2156830), (130, 1891374), (141, 1743820), (156, 1576145), (188, 1307865), (190, 1294098), (195, 1260916), (228, 1078415), (235, 1046292), (247, 995460), (260, 945687), (282, 871910), (285, 862732), (353, 696540), (380, 647049), (390, 630458), (470, 523146), (494, 497730), (564, 435955), (570, 431366), (611, 402420), (705, 348764), (706, 348270), (741, 331820), (780, 315229), (893, 275340), (940, 261573), (988, 248865), (1059, 232180), (1140, 215683), (1222, 201210), (1235, 199092), (1410, 174382), (1412, 174135), (1482, 165910), (1765, 139308), (1786, 137670), (1833, 134140), (2118, 116090), (2444, 100605), (2470, 99546), (2679, 91780), (2820, 87191), (2964, 82955), (3055, 80484), (3530, 69654), (3572, 68835), (3666, 67070), (3705, 66364), (4236, 58045), (4465, 55068), (4589, 53580), (4940, 49773), (5295, 46436), (5358, 45890), (6110, 40242), (6707, 36660), (7060, 34827), (7332, 33535), (7410, 33182), (8930, 27534), (9165, 26828), (9178, 26790), (10590, 23218), (10716, 22945), (11609, 21180), (12220, 20121), (13395, 18356), (13414, 18330), (13767, 17860), (14820, 16591)]