208486530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 646963200

約数和(自身を除く): 438476670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 59, 63, 70, 71, 79, 90, 105, 118, 126, 142, 158, 177, 210, 213, 237, 295, 315, 354, 355, 395, 413, 426, 474, 497, 531, 553, 590, 630, 639, 710, 711, 790, 826, 885, 994, 1062, 1065, 1106, 1185, 1239, 1278, 1422, 1491, 1659, 1770, 2065, 2130, 2370, 2478, 2485, 2655, 2765, 2982, 3195, 3318, 3555, 3717, 4130, 4189, 4473, 4661, 4970, 4977, 5310, 5530, 5609, 6195, 6390, 7110, 7434, 7455, 8295, 8378, 8946, 9322, 9954, 11218, 12390, 12567, 13983, 14910, 16590, 16827, 18585, 20945, 22365, 23305, 24885, 25134, 27966, 28045, 29323, 32627, 33654, 37170, 37701, 39263, 41890, 41949, 44730, 46610, 49770, 50481, 56090, 58646, 62835, 65254, 69915, 75402, 78526, 83898, 84135, 87969, 97881, 100962, 117789, 125670, 139830, 146615, 163135, 168270, 175938, 188505, 195762, 196315, 209745, 235578, 252405, 263907, 293230, 293643, 326270, 330931, 353367, 377010, 392630, 419490, 439845, 489405, 504810, 527814, 587286, 588945, 661862, 706734, 879690, 978810, 992793, 1177890, 1319535, 1468215, 1654655, 1766835, 1985586, 2316517, 2639070, 2936430, 2978379, 3309310, 3533670, 4633034, 4963965, 5956758, 6949551, 9927930, 11582585, 13899102, 14891895, 20848653, 23165170, 29783790, 34747755, 41697306, 69495510, 104243265, 208486530]

約数ペア:

[(1, 208486530), (2, 104243265), (3, 69495510), (5, 41697306), (6, 34747755), (7, 29783790), (9, 23165170), (10, 20848653), (14, 14891895), (15, 13899102), (18, 11582585), (21, 9927930), (30, 6949551), (35, 5956758), (42, 4963965), (45, 4633034), (59, 3533670), (63, 3309310), (70, 2978379), (71, 2936430), (79, 2639070), (90, 2316517), (105, 1985586), (118, 1766835), (126, 1654655), (142, 1468215), (158, 1319535), (177, 1177890), (210, 992793), (213, 978810), (237, 879690), (295, 706734), (315, 661862), (354, 588945), (355, 587286), (395, 527814), (413, 504810), (426, 489405), (474, 439845), (497, 419490), (531, 392630), (553, 377010), (590, 353367), (630, 330931), (639, 326270), (710, 293643), (711, 293230), (790, 263907), (826, 252405), (885, 235578), (994, 209745), (1062, 196315), (1065, 195762), (1106, 188505), (1185, 175938), (1239, 168270), (1278, 163135), (1422, 146615), (1491, 139830), (1659, 125670), (1770, 117789), (2065, 100962), (2130, 97881), (2370, 87969), (2478, 84135), (2485, 83898), (2655, 78526), (2765, 75402), (2982, 69915), (3195, 65254), (3318, 62835), (3555, 58646), (3717, 56090), (4130, 50481), (4189, 49770), (4473, 46610), (4661, 44730), (4970, 41949), (4977, 41890), (5310, 39263), (5530, 37701), (5609, 37170), (6195, 33654), (6390, 32627), (7110, 29323), (7434, 28045), (7455, 27966), (8295, 25134), (8378, 24885), (8946, 23305), (9322, 22365), (9954, 20945), (11218, 18585), (12390, 16827), (12567, 16590), (13983, 14910)]