215131950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{439}}^1$

素因数の和:485

約数の個数: 180

約数和(自身を含む): 658525560

約数和(自身を除く): 443393610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 81, 90, 99, 110, 121, 135, 150, 162, 165, 198, 225, 242, 270, 275, 297, 330, 363, 405, 439, 450, 495, 550, 594, 605, 675, 726, 810, 825, 878, 891, 990, 1089, 1210, 1317, 1350, 1485, 1650, 1782, 1815, 2025, 2178, 2195, 2475, 2634, 2970, 3025, 3267, 3630, 3951, 4050, 4390, 4455, 4829, 4950, 5445, 6050, 6534, 6585, 7425, 7902, 8910, 9075, 9658, 9801, 10890, 10975, 11853, 13170, 14487, 14850, 16335, 18150, 19602, 19755, 21950, 22275, 23706, 24145, 27225, 28974, 32670, 32925, 35559, 39510, 43461, 44550, 48290, 49005, 53119, 54450, 59265, 65850, 71118, 72435, 81675, 86922, 98010, 98775, 106238, 118530, 120725, 130383, 144870, 159357, 163350, 177795, 197550, 217305, 241450, 245025, 260766, 265595, 296325, 318714, 355590, 362175, 391149, 434610, 478071, 490050, 531190, 592650, 651915, 724350, 782298, 796785, 888975, 956142, 1086525, 1303830, 1327975, 1434213, 1593570, 1777950, 1955745, 2173050, 2390355, 2655950, 2868426, 3259575, 3911490, 3983925, 4302639, 4780710, 6519150, 7171065, 7967850, 8605278, 9778725, 11951775, 14342130, 19557450, 21513195, 23903550, 35855325, 43026390, 71710650, 107565975, 215131950]

約数ペア:

[(1, 215131950), (2, 107565975), (3, 71710650), (5, 43026390), (6, 35855325), (9, 23903550), (10, 21513195), (11, 19557450), (15, 14342130), (18, 11951775), (22, 9778725), (25, 8605278), (27, 7967850), (30, 7171065), (33, 6519150), (45, 4780710), (50, 4302639), (54, 3983925), (55, 3911490), (66, 3259575), (75, 2868426), (81, 2655950), (90, 2390355), (99, 2173050), (110, 1955745), (121, 1777950), (135, 1593570), (150, 1434213), (162, 1327975), (165, 1303830), (198, 1086525), (225, 956142), (242, 888975), (270, 796785), (275, 782298), (297, 724350), (330, 651915), (363, 592650), (405, 531190), (439, 490050), (450, 478071), (495, 434610), (550, 391149), (594, 362175), (605, 355590), (675, 318714), (726, 296325), (810, 265595), (825, 260766), (878, 245025), (891, 241450), (990, 217305), (1089, 197550), (1210, 177795), (1317, 163350), (1350, 159357), (1485, 144870), (1650, 130383), (1782, 120725), (1815, 118530), (2025, 106238), (2178, 98775), (2195, 98010), (2475, 86922), (2634, 81675), (2970, 72435), (3025, 71118), (3267, 65850), (3630, 59265), (3951, 54450), (4050, 53119), (4390, 49005), (4455, 48290), (4829, 44550), (4950, 43461), (5445, 39510), (6050, 35559), (6534, 32925), (6585, 32670), (7425, 28974), (7902, 27225), (8910, 24145), (9075, 23706), (9658, 22275), (9801, 21950), (10890, 19755), (10975, 19602), (11853, 18150), (13170, 16335), (14487, 14850)]