2912371980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1523}}^1$

素因数の和:1728

約数の個数: 192

約数和(自身を含む): 9708733440

約数和(自身を除く): 6796361460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 157, 174, 203, 210, 290, 314, 348, 406, 420, 435, 471, 580, 609, 628, 785, 812, 870, 942, 1015, 1099, 1218, 1523, 1570, 1740, 1884, 2030, 2198, 2355, 2436, 3045, 3046, 3140, 3297, 4060, 4396, 4553, 4569, 4710, 5495, 6090, 6092, 6594, 7615, 9106, 9138, 9420, 10661, 10990, 12180, 13188, 13659, 15230, 16485, 18212, 18276, 21322, 21980, 22765, 22845, 27318, 30460, 31871, 31983, 32970, 42644, 44167, 45530, 45690, 53305, 54636, 63742, 63966, 65940, 68295, 88334, 91060, 91380, 95613, 106610, 127484, 127932, 132501, 136590, 159355, 159915, 176668, 191226, 213220, 220835, 239111, 265002, 273180, 309169, 318710, 319830, 382452, 441670, 478065, 478222, 530004, 618338, 637420, 639660, 662505, 717333, 883340, 927507, 956130, 956444, 1195555, 1236676, 1325010, 1434666, 1545845, 1673777, 1855014, 1912260, 2391110, 2650020, 2869332, 3091690, 3347554, 3586665, 3710028, 4637535, 4782220, 5021331, 6183380, 6695108, 6934219, 7173330, 8368885, 9275070, 10042662, 13868438, 14346660, 16737770, 18550140, 20085324, 20802657, 25106655, 27736876, 33475540, 34671095, 41605314, 48539533, 50213310, 69342190, 83210628, 97079066, 100426620, 104013285, 138684380, 145618599, 194158132, 208026570, 242697665, 291237198, 416053140, 485395330, 582474396, 728092995, 970790660, 1456185990, 2912371980]

約数ペア:

[(1, 2912371980), (2, 1456185990), (3, 970790660), (4, 728092995), (5, 582474396), (6, 485395330), (7, 416053140), (10, 291237198), (12, 242697665), (14, 208026570), (15, 194158132), (20, 145618599), (21, 138684380), (28, 104013285), (29, 100426620), (30, 97079066), (35, 83210628), (42, 69342190), (58, 50213310), (60, 48539533), (70, 41605314), (84, 34671095), (87, 33475540), (105, 27736876), (116, 25106655), (140, 20802657), (145, 20085324), (157, 18550140), (174, 16737770), (203, 14346660), (210, 13868438), (290, 10042662), (314, 9275070), (348, 8368885), (406, 7173330), (420, 6934219), (435, 6695108), (471, 6183380), (580, 5021331), (609, 4782220), (628, 4637535), (785, 3710028), (812, 3586665), (870, 3347554), (942, 3091690), (1015, 2869332), (1099, 2650020), (1218, 2391110), (1523, 1912260), (1570, 1855014), (1740, 1673777), (1884, 1545845), (2030, 1434666), (2198, 1325010), (2355, 1236676), (2436, 1195555), (3045, 956444), (3046, 956130), (3140, 927507), (3297, 883340), (4060, 717333), (4396, 662505), (4553, 639660), (4569, 637420), (4710, 618338), (5495, 530004), (6090, 478222), (6092, 478065), (6594, 441670), (7615, 382452), (9106, 319830), (9138, 318710), (9420, 309169), (10661, 273180), (10990, 265002), (12180, 239111), (13188, 220835), (13659, 213220), (15230, 191226), (16485, 176668), (18212, 159915), (18276, 159355), (21322, 136590), (21980, 132501), (22765, 127932), (22845, 127484), (27318, 106610), (30460, 95613), (31871, 91380), (31983, 91060), (32970, 88334), (42644, 68295), (44167, 65940), (45530, 63966), (45690, 63742), (53305, 54636)]