140661560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 374976000

約数和(自身を除く): 234314440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 23, 26, 38, 40, 46, 52, 65, 76, 92, 95, 104, 115, 130, 152, 184, 190, 230, 247, 260, 299, 380, 437, 460, 494, 520, 598, 619, 760, 874, 920, 988, 1196, 1235, 1238, 1495, 1748, 1976, 2185, 2392, 2470, 2476, 2990, 3095, 3496, 4370, 4940, 4952, 5681, 5980, 6190, 8047, 8740, 9880, 11362, 11761, 11960, 12380, 14237, 16094, 17480, 22724, 23522, 24760, 28405, 28474, 32188, 40235, 45448, 47044, 56810, 56948, 58805, 64376, 71185, 80470, 94088, 113620, 113896, 117610, 142370, 152893, 160940, 185081, 227240, 235220, 270503, 284740, 305786, 321880, 370162, 470440, 541006, 569480, 611572, 740324, 764465, 925405, 1082012, 1223144, 1352515, 1480648, 1528930, 1850810, 2164024, 2705030, 3057860, 3516539, 3701620, 5410060, 6115720, 7033078, 7403240, 10820120, 14066156, 17582695, 28132312, 35165390, 70330780, 140661560]

約数ペア:

[(1, 140661560), (2, 70330780), (4, 35165390), (5, 28132312), (8, 17582695), (10, 14066156), (13, 10820120), (19, 7403240), (20, 7033078), (23, 6115720), (26, 5410060), (38, 3701620), (40, 3516539), (46, 3057860), (52, 2705030), (65, 2164024), (76, 1850810), (92, 1528930), (95, 1480648), (104, 1352515), (115, 1223144), (130, 1082012), (152, 925405), (184, 764465), (190, 740324), (230, 611572), (247, 569480), (260, 541006), (299, 470440), (380, 370162), (437, 321880), (460, 305786), (494, 284740), (520, 270503), (598, 235220), (619, 227240), (760, 185081), (874, 160940), (920, 152893), (988, 142370), (1196, 117610), (1235, 113896), (1238, 113620), (1495, 94088), (1748, 80470), (1976, 71185), (2185, 64376), (2392, 58805), (2470, 56948), (2476, 56810), (2990, 47044), (3095, 45448), (3496, 40235), (4370, 32188), (4940, 28474), (4952, 28405), (5681, 24760), (5980, 23522), (6190, 22724), (8047, 17480), (8740, 16094), (9880, 14237), (11362, 12380), (11761, 11960)]