79864740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 256628736

約数和(自身を除く): 176763996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 101, 115, 138, 180, 191, 202, 207, 230, 276, 303, 345, 382, 404, 414, 460, 505, 573, 606, 690, 764, 828, 909, 955, 1010, 1035, 1146, 1212, 1380, 1515, 1719, 1818, 1910, 2020, 2070, 2292, 2323, 2865, 3030, 3438, 3636, 3820, 4140, 4393, 4545, 4646, 5730, 6060, 6876, 6969, 8595, 8786, 9090, 9292, 11460, 11615, 13179, 13938, 17190, 17572, 18180, 19291, 20907, 21965, 23230, 26358, 27876, 34380, 34845, 38582, 39537, 41814, 43930, 46460, 52716, 57873, 65895, 69690, 77164, 79074, 83628, 87860, 96455, 104535, 115746, 131790, 139380, 158148, 173619, 192910, 197685, 209070, 231492, 263580, 289365, 347238, 385820, 395370, 418140, 443693, 578730, 694476, 790740, 868095, 887386, 1157460, 1331079, 1736190, 1774772, 2218465, 2662158, 3472380, 3993237, 4436930, 5324316, 6655395, 7986474, 8873860, 13310790, 15972948, 19966185, 26621580, 39932370, 79864740]

約数ペア:

[(1, 79864740), (2, 39932370), (3, 26621580), (4, 19966185), (5, 15972948), (6, 13310790), (9, 8873860), (10, 7986474), (12, 6655395), (15, 5324316), (18, 4436930), (20, 3993237), (23, 3472380), (30, 2662158), (36, 2218465), (45, 1774772), (46, 1736190), (60, 1331079), (69, 1157460), (90, 887386), (92, 868095), (101, 790740), (115, 694476), (138, 578730), (180, 443693), (191, 418140), (202, 395370), (207, 385820), (230, 347238), (276, 289365), (303, 263580), (345, 231492), (382, 209070), (404, 197685), (414, 192910), (460, 173619), (505, 158148), (573, 139380), (606, 131790), (690, 115746), (764, 104535), (828, 96455), (909, 87860), (955, 83628), (1010, 79074), (1035, 77164), (1146, 69690), (1212, 65895), (1380, 57873), (1515, 52716), (1719, 46460), (1818, 43930), (1910, 41814), (2020, 39537), (2070, 38582), (2292, 34845), (2323, 34380), (2865, 27876), (3030, 26358), (3438, 23230), (3636, 21965), (3820, 20907), (4140, 19291), (4393, 18180), (4545, 17572), (4646, 17190), (5730, 13938), (6060, 13179), (6876, 11615), (6969, 11460), (8595, 9292), (8786, 9090)]