331000020

素因数分解:

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

素因数の和:94

約数の個数: 288

約数和(自身を含む): 1164334080

約数和(自身を除く): 833334060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 81, 90, 93, 108, 117, 124, 130, 135, 155, 156, 162, 169, 180, 186, 195, 234, 243, 260, 270, 279, 310, 324, 338, 351, 372, 390, 403, 405, 465, 468, 486, 507, 540, 558, 585, 620, 676, 702, 780, 806, 810, 837, 845, 930, 972, 1014, 1053, 1116, 1170, 1209, 1215, 1395, 1404, 1521, 1612, 1620, 1674, 1690, 1755, 1860, 2015, 2028, 2106, 2197, 2340, 2418, 2430, 2511, 2535, 2790, 3042, 3159, 3348, 3380, 3510, 3627, 4030, 4185, 4212, 4394, 4563, 4836, 4860, 5022, 5070, 5239, 5265, 5580, 6045, 6084, 6318, 6591, 7020, 7254, 7533, 7605, 8060, 8370, 8788, 9126, 10044, 10140, 10478, 10530, 10881, 10985, 12090, 12555, 12636, 13182, 13689, 14508, 15066, 15210, 15717, 15795, 16740, 18135, 18252, 19773, 20956, 21060, 21762, 21970, 22815, 24180, 25110, 26195, 26364, 27378, 30132, 30420, 31434, 31590, 32643, 32955, 36270, 37665, 39546, 41067, 43524, 43940, 45630, 47151, 50220, 52390, 54405, 54756, 59319, 62868, 63180, 65286, 65910, 68107, 68445, 72540, 75330, 78585, 79092, 82134, 91260, 94302, 97929, 98865, 104780, 108810, 118638, 130572, 131820, 136214, 136890, 141453, 150660, 157170, 163215, 164268, 177957, 188604, 195858, 197730, 204321, 205335, 217620, 235755, 237276, 272428, 273780, 282906, 296595, 314340, 326430, 340535, 355914, 391716, 395460, 408642, 410670, 424359, 471510, 489645, 533871, 565812, 593190, 612963, 652860, 681070, 707265, 711828, 817284, 821340, 848718, 889785, 943020, 979290, 1021605, 1067742, 1186380, 1225926, 1273077, 1362140, 1414530, 1697436, 1779570, 1838889, 1958580, 2043210, 2121795, 2135484, 2451852, 2546154, 2669355, 2829060, 3064815, 3559140, 3677778, 4086420, 4243590, 5092308, 5338710, 5516667, 6129630, 6365385, 7355556, 8487180, 9194445, 10677420, 11033334, 12259260, 12730770, 16550001, 18388890, 22066668, 25461540, 27583335, 33100002, 36777780, 55166670, 66200004, 82750005, 110333340, 165500010, 331000020]

約数ペア:

[(1, 331000020), (2, 165500010), (3, 110333340), (4, 82750005), (5, 66200004), (6, 55166670), (9, 36777780), (10, 33100002), (12, 27583335), (13, 25461540), (15, 22066668), (18, 18388890), (20, 16550001), (26, 12730770), (27, 12259260), (30, 11033334), (31, 10677420), (36, 9194445), (39, 8487180), (45, 7355556), (52, 6365385), (54, 6129630), (60, 5516667), (62, 5338710), (65, 5092308), (78, 4243590), (81, 4086420), (90, 3677778), (93, 3559140), (108, 3064815), (117, 2829060), (124, 2669355), (130, 2546154), (135, 2451852), (155, 2135484), (156, 2121795), (162, 2043210), (169, 1958580), (180, 1838889), (186, 1779570), (195, 1697436), (234, 1414530), (243, 1362140), (260, 1273077), (270, 1225926), (279, 1186380), (310, 1067742), (324, 1021605), (338, 979290), (351, 943020), (372, 889785), (390, 848718), (403, 821340), (405, 817284), (465, 711828), (468, 707265), (486, 681070), (507, 652860), (540, 612963), (558, 593190), (585, 565812), (620, 533871), (676, 489645), (702, 471510), (780, 424359), (806, 410670), (810, 408642), (837, 395460), (845, 391716), (930, 355914), (972, 340535), (1014, 326430), (1053, 314340), (1116, 296595), (1170, 282906), (1209, 273780), (1215, 272428), (1395, 237276), (1404, 235755), (1521, 217620), (1612, 205335), (1620, 204321), (1674, 197730), (1690, 195858), (1755, 188604), (1860, 177957), (2015, 164268), (2028, 163215), (2106, 157170), (2197, 150660), (2340, 141453), (2418, 136890), (2430, 136214), (2511, 131820), (2535, 130572), (2790, 118638), (3042, 108810), (3159, 104780), (3348, 98865), (3380, 97929), (3510, 94302), (3627, 91260), (4030, 82134), (4185, 79092), (4212, 78585), (4394, 75330), (4563, 72540), (4836, 68445), (4860, 68107), (5022, 65910), (5070, 65286), (5239, 63180), (5265, 62868), (5580, 59319), (6045, 54756), (6084, 54405), (6318, 52390), (6591, 50220), (7020, 47151), (7254, 45630), (7533, 43940), (7605, 43524), (8060, 41067), (8370, 39546), (8788, 37665), (9126, 36270), (10044, 32955), (10140, 32643), (10478, 31590), (10530, 31434), (10881, 30420), (10985, 30132), (12090, 27378), (12555, 26364), (12636, 26195), (13182, 25110), (13689, 24180), (14508, 22815), (15066, 21970), (15210, 21762), (15717, 21060), (15795, 20956), (16740, 19773), (18135, 18252)]