190620780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2819}}^1$

素因数の和:2868

約数の個数: 144

約数和(自身を含む): 648103680

約数和(自身を除く): 457482900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2819, 2940, 3220, 3381, 4508, 4830, 5635, 5638, 6762, 8457, 9660, 11270, 11276, 13524, 14095, 16905, 16914, 19733, 22540, 28190, 33810, 33828, 39466, 42285, 56380, 59199, 64837, 67620, 78932, 84570, 98665, 118398, 129674, 138131, 169140, 194511, 197330, 236796, 259348, 276262, 295995, 324185, 389022, 394660, 414393, 453859, 552524, 591990, 648370, 690655, 778044, 828786, 907718, 972555, 1183980, 1296740, 1361577, 1381310, 1657572, 1815436, 1945110, 2071965, 2269295, 2723154, 2762620, 3177013, 3890220, 4143930, 4538590, 5446308, 6354026, 6807885, 8287860, 9077180, 9531039, 12708052, 13615770, 15885065, 19062078, 27231540, 31770130, 38124156, 47655195, 63540260, 95310390, 190620780]

約数ペア:

[(1, 190620780), (2, 95310390), (3, 63540260), (4, 47655195), (5, 38124156), (6, 31770130), (7, 27231540), (10, 19062078), (12, 15885065), (14, 13615770), (15, 12708052), (20, 9531039), (21, 9077180), (23, 8287860), (28, 6807885), (30, 6354026), (35, 5446308), (42, 4538590), (46, 4143930), (49, 3890220), (60, 3177013), (69, 2762620), (70, 2723154), (84, 2269295), (92, 2071965), (98, 1945110), (105, 1815436), (115, 1657572), (138, 1381310), (140, 1361577), (147, 1296740), (161, 1183980), (196, 972555), (210, 907718), (230, 828786), (245, 778044), (276, 690655), (294, 648370), (322, 591990), (345, 552524), (420, 453859), (460, 414393), (483, 394660), (490, 389022), (588, 324185), (644, 295995), (690, 276262), (735, 259348), (805, 236796), (966, 197330), (980, 194511), (1127, 169140), (1380, 138131), (1470, 129674), (1610, 118398), (1932, 98665), (2254, 84570), (2415, 78932), (2819, 67620), (2940, 64837), (3220, 59199), (3381, 56380), (4508, 42285), (4830, 39466), (5635, 33828), (5638, 33810), (6762, 28190), (8457, 22540), (9660, 19733), (11270, 16914), (11276, 16905), (13524, 14095)]