19714590

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 192

約数和(自身を含む): 64995840

約数和(自身を除く): 45281250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 61, 63, 70, 81, 90, 95, 105, 114, 122, 126, 133, 135, 162, 171, 183, 189, 190, 210, 243, 266, 270, 285, 305, 315, 342, 366, 378, 399, 405, 427, 486, 513, 549, 567, 570, 610, 630, 665, 798, 810, 854, 855, 915, 945, 1026, 1098, 1134, 1159, 1197, 1215, 1281, 1330, 1539, 1647, 1701, 1710, 1830, 1890, 1995, 2135, 2318, 2394, 2430, 2562, 2565, 2745, 2835, 3078, 3294, 3402, 3477, 3591, 3843, 3990, 4270, 4617, 4941, 5130, 5490, 5670, 5795, 5985, 6405, 6954, 7182, 7686, 7695, 8113, 8235, 8505, 9234, 9882, 10431, 10773, 11529, 11590, 11970, 12810, 14823, 15390, 16226, 16470, 17010, 17385, 17955, 19215, 20862, 21546, 23058, 23085, 24339, 24705, 29646, 31293, 32319, 34587, 34770, 35910, 38430, 40565, 46170, 48678, 49410, 52155, 53865, 57645, 62586, 64638, 69174, 73017, 74115, 81130, 93879, 103761, 104310, 107730, 115290, 121695, 146034, 148230, 156465, 161595, 172935, 187758, 207522, 219051, 243390, 281637, 312930, 323190, 345870, 365085, 438102, 469395, 518805, 563274, 657153, 730170, 938790, 1037610, 1095255, 1314306, 1408185, 1971459, 2190510, 2816370, 3285765, 3942918, 6571530, 9857295, 19714590]

約数ペア:

[(1, 19714590), (2, 9857295), (3, 6571530), (5, 3942918), (6, 3285765), (7, 2816370), (9, 2190510), (10, 1971459), (14, 1408185), (15, 1314306), (18, 1095255), (19, 1037610), (21, 938790), (27, 730170), (30, 657153), (35, 563274), (38, 518805), (42, 469395), (45, 438102), (54, 365085), (57, 345870), (61, 323190), (63, 312930), (70, 281637), (81, 243390), (90, 219051), (95, 207522), (105, 187758), (114, 172935), (122, 161595), (126, 156465), (133, 148230), (135, 146034), (162, 121695), (171, 115290), (183, 107730), (189, 104310), (190, 103761), (210, 93879), (243, 81130), (266, 74115), (270, 73017), (285, 69174), (305, 64638), (315, 62586), (342, 57645), (366, 53865), (378, 52155), (399, 49410), (405, 48678), (427, 46170), (486, 40565), (513, 38430), (549, 35910), (567, 34770), (570, 34587), (610, 32319), (630, 31293), (665, 29646), (798, 24705), (810, 24339), (854, 23085), (855, 23058), (915, 21546), (945, 20862), (1026, 19215), (1098, 17955), (1134, 17385), (1159, 17010), (1197, 16470), (1215, 16226), (1281, 15390), (1330, 14823), (1539, 12810), (1647, 11970), (1701, 11590), (1710, 11529), (1830, 10773), (1890, 10431), (1995, 9882), (2135, 9234), (2318, 8505), (2394, 8235), (2430, 8113), (2562, 7695), (2565, 7686), (2745, 7182), (2835, 6954), (3078, 6405), (3294, 5985), (3402, 5795), (3477, 5670), (3591, 5490), (3843, 5130), (3990, 4941), (4270, 4617)]