13888620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 46126080

約数和(自身を除く): 32237460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 131, 155, 171, 180, 186, 190, 228, 262, 279, 285, 310, 342, 372, 380, 393, 465, 524, 558, 570, 589, 620, 655, 684, 786, 855, 930, 1116, 1140, 1178, 1179, 1310, 1395, 1572, 1710, 1767, 1860, 1965, 2356, 2358, 2489, 2620, 2790, 2945, 3420, 3534, 3930, 4061, 4716, 4978, 5301, 5580, 5890, 5895, 7068, 7467, 7860, 8122, 8835, 9956, 10602, 11780, 11790, 12183, 12445, 14934, 16244, 17670, 20305, 21204, 22401, 23580, 24366, 24890, 26505, 29868, 35340, 36549, 37335, 40610, 44802, 48732, 49780, 53010, 60915, 73098, 74670, 77159, 81220, 89604, 106020, 112005, 121830, 146196, 149340, 154318, 182745, 224010, 231477, 243660, 308636, 365490, 385795, 448020, 462954, 694431, 730980, 771590, 925908, 1157385, 1388862, 1543180, 2314770, 2777724, 3472155, 4629540, 6944310, 13888620]

約数ペア:

[(1, 13888620), (2, 6944310), (3, 4629540), (4, 3472155), (5, 2777724), (6, 2314770), (9, 1543180), (10, 1388862), (12, 1157385), (15, 925908), (18, 771590), (19, 730980), (20, 694431), (30, 462954), (31, 448020), (36, 385795), (38, 365490), (45, 308636), (57, 243660), (60, 231477), (62, 224010), (76, 182745), (90, 154318), (93, 149340), (95, 146196), (114, 121830), (124, 112005), (131, 106020), (155, 89604), (171, 81220), (180, 77159), (186, 74670), (190, 73098), (228, 60915), (262, 53010), (279, 49780), (285, 48732), (310, 44802), (342, 40610), (372, 37335), (380, 36549), (393, 35340), (465, 29868), (524, 26505), (558, 24890), (570, 24366), (589, 23580), (620, 22401), (655, 21204), (684, 20305), (786, 17670), (855, 16244), (930, 14934), (1116, 12445), (1140, 12183), (1178, 11790), (1179, 11780), (1310, 10602), (1395, 9956), (1572, 8835), (1710, 8122), (1767, 7860), (1860, 7467), (1965, 7068), (2356, 5895), (2358, 5890), (2489, 5580), (2620, 5301), (2790, 4978), (2945, 4716), (3420, 4061), (3534, 3930)]