48690540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 162489600

約数和(自身を除く): 113799060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 619, 684, 690, 828, 855, 874, 1035, 1140, 1238, 1311, 1380, 1710, 1748, 1857, 2070, 2185, 2476, 2622, 3095, 3420, 3714, 3933, 4140, 4370, 5244, 5571, 6190, 6555, 7428, 7866, 8740, 9285, 11142, 11761, 12380, 13110, 14237, 15732, 18570, 19665, 22284, 23522, 26220, 27855, 28474, 35283, 37140, 39330, 42711, 47044, 55710, 56948, 58805, 70566, 71185, 78660, 85422, 105849, 111420, 117610, 128133, 141132, 142370, 170844, 176415, 211698, 213555, 235220, 256266, 270503, 284740, 352830, 423396, 427110, 512532, 529245, 541006, 640665, 705660, 811509, 854220, 1058490, 1082012, 1281330, 1352515, 1623018, 2116980, 2434527, 2562660, 2705030, 3246036, 4057545, 4869054, 5410060, 8115090, 9738108, 12172635, 16230180, 24345270, 48690540]

約数ペア:

[(1, 48690540), (2, 24345270), (3, 16230180), (4, 12172635), (5, 9738108), (6, 8115090), (9, 5410060), (10, 4869054), (12, 4057545), (15, 3246036), (18, 2705030), (19, 2562660), (20, 2434527), (23, 2116980), (30, 1623018), (36, 1352515), (38, 1281330), (45, 1082012), (46, 1058490), (57, 854220), (60, 811509), (69, 705660), (76, 640665), (90, 541006), (92, 529245), (95, 512532), (114, 427110), (115, 423396), (138, 352830), (171, 284740), (180, 270503), (190, 256266), (207, 235220), (228, 213555), (230, 211698), (276, 176415), (285, 170844), (342, 142370), (345, 141132), (380, 128133), (414, 117610), (437, 111420), (460, 105849), (570, 85422), (619, 78660), (684, 71185), (690, 70566), (828, 58805), (855, 56948), (874, 55710), (1035, 47044), (1140, 42711), (1238, 39330), (1311, 37140), (1380, 35283), (1710, 28474), (1748, 27855), (1857, 26220), (2070, 23522), (2185, 22284), (2476, 19665), (2622, 18570), (3095, 15732), (3420, 14237), (3714, 13110), (3933, 12380), (4140, 11761), (4370, 11142), (5244, 9285), (5571, 8740), (6190, 7866), (6555, 7428)]