642680325

素因数分解:

$3^5\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 216

約数和(自身を含む): 1481905152

約数和(自身を除く): 839224827

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 49, 51, 63, 75, 81, 85, 105, 119, 127, 135, 147, 153, 175, 189, 225, 243, 245, 255, 315, 357, 381, 405, 425, 441, 459, 525, 567, 595, 635, 675, 735, 765, 833, 889, 945, 1071, 1143, 1215, 1225, 1275, 1323, 1377, 1575, 1701, 1785, 1905, 2025, 2159, 2205, 2295, 2499, 2667, 2835, 2975, 3175, 3213, 3429, 3675, 3825, 3969, 4131, 4165, 4445, 4725, 5355, 5715, 6075, 6223, 6477, 6615, 6885, 7497, 8001, 8505, 8925, 9525, 9639, 10287, 10795, 11025, 11475, 11907, 12495, 13335, 14175, 15113, 16065, 17145, 18669, 19431, 19845, 20655, 20825, 22225, 22491, 24003, 26775, 28575, 28917, 30861, 31115, 32385, 33075, 34425, 37485, 40005, 42525, 45339, 48195, 51435, 53975, 56007, 58293, 59535, 62475, 66675, 67473, 72009, 75565, 80325, 85725, 93345, 97155, 99225, 103275, 105791, 112455, 120015, 136017, 144585, 154305, 155575, 161925, 168021, 174879, 187425, 200025, 202419, 216027, 226695, 240975, 257175, 280035, 291465, 297675, 317373, 337365, 360045, 377825, 408051, 466725, 485775, 504063, 524637, 528955, 562275, 600075, 680085, 722925, 771525, 840105, 874395, 952119, 1012095, 1080135, 1133475, 1224153, 1400175, 1457325, 1512189, 1586865, 1686825, 1800225, 2040255, 2520315, 2623185, 2644775, 2856357, 3400425, 3672459, 4200525, 4371975, 4760595, 5060475, 5400675, 6120765, 7560945, 7934325, 8569071, 10201275, 12601575, 13115925, 14281785, 18362295, 23802975, 25707213, 30603825, 37804725, 42845355, 71408925, 91811475, 128536065, 214226775, 642680325]

約数ペア:

[(1, 642680325), (3, 214226775), (5, 128536065), (7, 91811475), (9, 71408925), (15, 42845355), (17, 37804725), (21, 30603825), (25, 25707213), (27, 23802975), (35, 18362295), (45, 14281785), (49, 13115925), (51, 12601575), (63, 10201275), (75, 8569071), (81, 7934325), (85, 7560945), (105, 6120765), (119, 5400675), (127, 5060475), (135, 4760595), (147, 4371975), (153, 4200525), (175, 3672459), (189, 3400425), (225, 2856357), (243, 2644775), (245, 2623185), (255, 2520315), (315, 2040255), (357, 1800225), (381, 1686825), (405, 1586865), (425, 1512189), (441, 1457325), (459, 1400175), (525, 1224153), (567, 1133475), (595, 1080135), (635, 1012095), (675, 952119), (735, 874395), (765, 840105), (833, 771525), (889, 722925), (945, 680085), (1071, 600075), (1143, 562275), (1215, 528955), (1225, 524637), (1275, 504063), (1323, 485775), (1377, 466725), (1575, 408051), (1701, 377825), (1785, 360045), (1905, 337365), (2025, 317373), (2159, 297675), (2205, 291465), (2295, 280035), (2499, 257175), (2667, 240975), (2835, 226695), (2975, 216027), (3175, 202419), (3213, 200025), (3429, 187425), (3675, 174879), (3825, 168021), (3969, 161925), (4131, 155575), (4165, 154305), (4445, 144585), (4725, 136017), (5355, 120015), (5715, 112455), (6075, 105791), (6223, 103275), (6477, 99225), (6615, 97155), (6885, 93345), (7497, 85725), (8001, 80325), (8505, 75565), (8925, 72009), (9525, 67473), (9639, 66675), (10287, 62475), (10795, 59535), (11025, 58293), (11475, 56007), (11907, 53975), (12495, 51435), (13335, 48195), (14175, 45339), (15113, 42525), (16065, 40005), (17145, 37485), (18669, 34425), (19431, 33075), (19845, 32385), (20655, 31115), (20825, 30861), (22225, 28917), (22491, 28575), (24003, 26775)]