20129850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 192

約数和(自身を含む): 63329280

約数和(自身を除く): 43199430

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 31, 37, 39, 45, 50, 54, 62, 65, 74, 75, 78, 90, 93, 111, 117, 130, 135, 150, 155, 185, 186, 195, 222, 225, 234, 270, 279, 310, 325, 333, 351, 370, 390, 403, 450, 465, 481, 555, 558, 585, 650, 666, 675, 702, 775, 806, 837, 925, 930, 962, 975, 999, 1110, 1147, 1170, 1209, 1350, 1395, 1443, 1550, 1665, 1674, 1755, 1850, 1950, 1998, 2015, 2294, 2325, 2405, 2418, 2775, 2790, 2886, 2925, 3330, 3441, 3510, 3627, 4030, 4185, 4329, 4650, 4810, 4995, 5550, 5735, 5850, 6045, 6882, 6975, 7215, 7254, 8325, 8370, 8658, 8775, 9990, 10075, 10323, 10881, 11470, 12025, 12090, 12987, 13950, 14430, 14911, 16650, 17205, 17550, 18135, 20150, 20646, 20925, 21645, 21762, 24050, 24975, 25974, 28675, 29822, 30225, 30969, 34410, 36075, 36270, 41850, 43290, 44733, 49950, 51615, 54405, 57350, 60450, 61938, 64935, 72150, 74555, 86025, 89466, 90675, 103230, 108225, 108810, 129870, 134199, 149110, 154845, 172050, 181350, 216450, 223665, 258075, 268398, 272025, 309690, 324675, 372775, 402597, 447330, 516150, 544050, 649350, 670995, 745550, 774225, 805194, 1118325, 1341990, 1548450, 2012985, 2236650, 3354975, 4025970, 6709950, 10064925, 20129850]

約数ペア:

[(1, 20129850), (2, 10064925), (3, 6709950), (5, 4025970), (6, 3354975), (9, 2236650), (10, 2012985), (13, 1548450), (15, 1341990), (18, 1118325), (25, 805194), (26, 774225), (27, 745550), (30, 670995), (31, 649350), (37, 544050), (39, 516150), (45, 447330), (50, 402597), (54, 372775), (62, 324675), (65, 309690), (74, 272025), (75, 268398), (78, 258075), (90, 223665), (93, 216450), (111, 181350), (117, 172050), (130, 154845), (135, 149110), (150, 134199), (155, 129870), (185, 108810), (186, 108225), (195, 103230), (222, 90675), (225, 89466), (234, 86025), (270, 74555), (279, 72150), (310, 64935), (325, 61938), (333, 60450), (351, 57350), (370, 54405), (390, 51615), (403, 49950), (450, 44733), (465, 43290), (481, 41850), (555, 36270), (558, 36075), (585, 34410), (650, 30969), (666, 30225), (675, 29822), (702, 28675), (775, 25974), (806, 24975), (837, 24050), (925, 21762), (930, 21645), (962, 20925), (975, 20646), (999, 20150), (1110, 18135), (1147, 17550), (1170, 17205), (1209, 16650), (1350, 14911), (1395, 14430), (1443, 13950), (1550, 12987), (1665, 12090), (1674, 12025), (1755, 11470), (1850, 10881), (1950, 10323), (1998, 10075), (2015, 9990), (2294, 8775), (2325, 8658), (2405, 8370), (2418, 8325), (2775, 7254), (2790, 7215), (2886, 6975), (2925, 6882), (3330, 6045), (3441, 5850), (3510, 5735), (3627, 5550), (4030, 4995), (4185, 4810), (4329, 4650)]