258119640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 878342400

約数和(自身を除く): 620222760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 101, 120, 124, 155, 180, 186, 202, 229, 248, 279, 303, 310, 360, 372, 404, 458, 465, 505, 558, 606, 620, 687, 744, 808, 909, 916, 930, 1010, 1116, 1145, 1212, 1240, 1374, 1395, 1515, 1818, 1832, 1860, 2020, 2061, 2232, 2290, 2424, 2748, 2790, 3030, 3131, 3435, 3636, 3720, 4040, 4122, 4545, 4580, 5496, 5580, 6060, 6262, 6870, 7099, 7272, 8244, 9090, 9160, 9393, 10305, 11160, 12120, 12524, 13740, 14198, 15655, 16488, 18180, 18786, 20610, 21297, 23129, 25048, 27480, 28179, 28396, 31310, 35495, 36360, 37572, 41220, 42594, 46258, 46965, 56358, 56792, 62620, 63891, 69387, 70990, 75144, 82440, 85188, 92516, 93930, 106485, 112716, 115645, 125240, 127782, 138774, 140895, 141980, 170376, 185032, 187860, 208161, 212970, 225432, 231290, 255564, 277548, 281790, 283960, 319455, 346935, 375720, 416322, 425940, 462580, 511128, 555096, 563580, 638910, 693870, 716999, 832644, 851880, 925160, 1040805, 1127160, 1277820, 1387740, 1433998, 1665288, 2081610, 2150997, 2555640, 2775480, 2867996, 3584995, 4163220, 4301994, 5735992, 6452991, 7169990, 8326440, 8603988, 10754985, 12905982, 14339980, 17207976, 21509970, 25811964, 28679960, 32264955, 43019940, 51623928, 64529910, 86039880, 129059820, 258119640]

約数ペア:

[(1, 258119640), (2, 129059820), (3, 86039880), (4, 64529910), (5, 51623928), (6, 43019940), (8, 32264955), (9, 28679960), (10, 25811964), (12, 21509970), (15, 17207976), (18, 14339980), (20, 12905982), (24, 10754985), (30, 8603988), (31, 8326440), (36, 7169990), (40, 6452991), (45, 5735992), (60, 4301994), (62, 4163220), (72, 3584995), (90, 2867996), (93, 2775480), (101, 2555640), (120, 2150997), (124, 2081610), (155, 1665288), (180, 1433998), (186, 1387740), (202, 1277820), (229, 1127160), (248, 1040805), (279, 925160), (303, 851880), (310, 832644), (360, 716999), (372, 693870), (404, 638910), (458, 563580), (465, 555096), (505, 511128), (558, 462580), (606, 425940), (620, 416322), (687, 375720), (744, 346935), (808, 319455), (909, 283960), (916, 281790), (930, 277548), (1010, 255564), (1116, 231290), (1145, 225432), (1212, 212970), (1240, 208161), (1374, 187860), (1395, 185032), (1515, 170376), (1818, 141980), (1832, 140895), (1860, 138774), (2020, 127782), (2061, 125240), (2232, 115645), (2290, 112716), (2424, 106485), (2748, 93930), (2790, 92516), (3030, 85188), (3131, 82440), (3435, 75144), (3636, 70990), (3720, 69387), (4040, 63891), (4122, 62620), (4545, 56792), (4580, 56358), (5496, 46965), (5580, 46258), (6060, 42594), (6262, 41220), (6870, 37572), (7099, 36360), (7272, 35495), (8244, 31310), (9090, 28396), (9160, 28179), (9393, 27480), (10305, 25048), (11160, 23129), (12120, 21297), (12524, 20610), (13740, 18786), (14198, 18180), (15655, 16488)]