19584180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 240

約数和(自身を含む): 77083776

約数和(自身を除く): 57499596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 157, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 314, 315, 324, 330, 378, 385, 396, 405, 420, 462, 471, 495, 540, 567, 594, 628, 630, 660, 693, 756, 770, 785, 810, 891, 924, 942, 945, 990, 1099, 1134, 1155, 1188, 1260, 1386, 1413, 1485, 1540, 1570, 1620, 1727, 1782, 1884, 1890, 1980, 2079, 2198, 2268, 2310, 2355, 2772, 2826, 2835, 2970, 3140, 3297, 3454, 3465, 3564, 3780, 4158, 4239, 4396, 4455, 4620, 4710, 5181, 5495, 5652, 5670, 5940, 6237, 6594, 6908, 6930, 7065, 8316, 8478, 8635, 8910, 9420, 9891, 10362, 10395, 10990, 11340, 12089, 12474, 12717, 13188, 13860, 14130, 15543, 16485, 16956, 17270, 17820, 19782, 20724, 20790, 21195, 21980, 24178, 24948, 25434, 25905, 28260, 29673, 31086, 31185, 32970, 34540, 36267, 39564, 41580, 42390, 46629, 48356, 49455, 50868, 51810, 59346, 60445, 62172, 62370, 63585, 65940, 72534, 77715, 84780, 89019, 93258, 98910, 103620, 108801, 118692, 120890, 124740, 127170, 139887, 145068, 148365, 155430, 178038, 181335, 186516, 197820, 217602, 233145, 241780, 254340, 279774, 296730, 310860, 326403, 356076, 362670, 435204, 445095, 466290, 544005, 559548, 593460, 652806, 699435, 725340, 890190, 932580, 979209, 1088010, 1305612, 1398870, 1632015, 1780380, 1958418, 2176020, 2797740, 3264030, 3916836, 4896045, 6528060, 9792090, 19584180]

約数ペア:

[(1, 19584180), (2, 9792090), (3, 6528060), (4, 4896045), (5, 3916836), (6, 3264030), (7, 2797740), (9, 2176020), (10, 1958418), (11, 1780380), (12, 1632015), (14, 1398870), (15, 1305612), (18, 1088010), (20, 979209), (21, 932580), (22, 890190), (27, 725340), (28, 699435), (30, 652806), (33, 593460), (35, 559548), (36, 544005), (42, 466290), (44, 445095), (45, 435204), (54, 362670), (55, 356076), (60, 326403), (63, 310860), (66, 296730), (70, 279774), (77, 254340), (81, 241780), (84, 233145), (90, 217602), (99, 197820), (105, 186516), (108, 181335), (110, 178038), (126, 155430), (132, 148365), (135, 145068), (140, 139887), (154, 127170), (157, 124740), (162, 120890), (165, 118692), (180, 108801), (189, 103620), (198, 98910), (210, 93258), (220, 89019), (231, 84780), (252, 77715), (270, 72534), (297, 65940), (308, 63585), (314, 62370), (315, 62172), (324, 60445), (330, 59346), (378, 51810), (385, 50868), (396, 49455), (405, 48356), (420, 46629), (462, 42390), (471, 41580), (495, 39564), (540, 36267), (567, 34540), (594, 32970), (628, 31185), (630, 31086), (660, 29673), (693, 28260), (756, 25905), (770, 25434), (785, 24948), (810, 24178), (891, 21980), (924, 21195), (942, 20790), (945, 20724), (990, 19782), (1099, 17820), (1134, 17270), (1155, 16956), (1188, 16485), (1260, 15543), (1386, 14130), (1413, 13860), (1485, 13188), (1540, 12717), (1570, 12474), (1620, 12089), (1727, 11340), (1782, 10990), (1884, 10395), (1890, 10362), (1980, 9891), (2079, 9420), (2198, 8910), (2268, 8635), (2310, 8478), (2355, 8316), (2772, 7065), (2826, 6930), (2835, 6908), (2970, 6594), (3140, 6237), (3297, 5940), (3454, 5670), (3465, 5652), (3564, 5495), (3780, 5181), (4158, 4710), (4239, 4620), (4396, 4455)]