18567180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 60933600

約数和(自身を除く): 42366420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 89, 90, 95, 114, 122, 171, 178, 180, 183, 190, 228, 244, 267, 285, 305, 342, 356, 366, 380, 445, 534, 549, 570, 610, 684, 732, 801, 855, 890, 915, 1068, 1098, 1140, 1159, 1220, 1335, 1602, 1691, 1710, 1780, 1830, 2196, 2318, 2670, 2745, 3204, 3382, 3420, 3477, 3660, 4005, 4636, 5073, 5340, 5429, 5490, 5795, 6764, 6954, 8010, 8455, 10146, 10431, 10858, 10980, 11590, 13908, 15219, 16020, 16287, 16910, 17385, 20292, 20862, 21716, 23180, 25365, 27145, 30438, 32574, 33820, 34770, 41724, 48861, 50730, 52155, 54290, 60876, 65148, 69540, 76095, 81435, 97722, 101460, 103151, 104310, 108580, 152190, 162870, 195444, 206302, 208620, 244305, 304380, 309453, 325740, 412604, 488610, 515755, 618906, 928359, 977220, 1031510, 1237812, 1547265, 1856718, 2063020, 3094530, 3713436, 4641795, 6189060, 9283590, 18567180]

約数ペア:

[(1, 18567180), (2, 9283590), (3, 6189060), (4, 4641795), (5, 3713436), (6, 3094530), (9, 2063020), (10, 1856718), (12, 1547265), (15, 1237812), (18, 1031510), (19, 977220), (20, 928359), (30, 618906), (36, 515755), (38, 488610), (45, 412604), (57, 325740), (60, 309453), (61, 304380), (76, 244305), (89, 208620), (90, 206302), (95, 195444), (114, 162870), (122, 152190), (171, 108580), (178, 104310), (180, 103151), (183, 101460), (190, 97722), (228, 81435), (244, 76095), (267, 69540), (285, 65148), (305, 60876), (342, 54290), (356, 52155), (366, 50730), (380, 48861), (445, 41724), (534, 34770), (549, 33820), (570, 32574), (610, 30438), (684, 27145), (732, 25365), (801, 23180), (855, 21716), (890, 20862), (915, 20292), (1068, 17385), (1098, 16910), (1140, 16287), (1159, 16020), (1220, 15219), (1335, 13908), (1602, 11590), (1691, 10980), (1710, 10858), (1780, 10431), (1830, 10146), (2196, 8455), (2318, 8010), (2670, 6954), (2745, 6764), (3204, 5795), (3382, 5490), (3420, 5429), (3477, 5340), (3660, 5073), (4005, 4636)]