729451515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 1393459200

約数和(自身を除く): 664007685

約数列:

[1, 3, 5, 13, 15, 19, 39, 47, 57, 59, 65, 71, 95, 141, 177, 195, 213, 235, 247, 285, 295, 355, 611, 705, 741, 767, 885, 893, 923, 1065, 1121, 1235, 1349, 1833, 2301, 2679, 2769, 2773, 3055, 3337, 3363, 3705, 3835, 4047, 4189, 4465, 4615, 5605, 6745, 8319, 9165, 10011, 11505, 11609, 12567, 13395, 13845, 13865, 14573, 16685, 16815, 17537, 20235, 20945, 34827, 36049, 41595, 43381, 43719, 50055, 52611, 52687, 54457, 58045, 62835, 63403, 72865, 79591, 87685, 108147, 130143, 158061, 163371, 174135, 180245, 190209, 196883, 216905, 218595, 238773, 263055, 263435, 272285, 317015, 397955, 540735, 590649, 650715, 684931, 790305, 816855, 824239, 951045, 984415, 1034683, 1193865, 2054793, 2472717, 2559479, 2953245, 3104049, 3424655, 3740777, 4121195, 5173415, 7678437, 10273965, 11222331, 12363585, 12797395, 15520245, 18703885, 38392185, 48630101, 56111655, 145890303, 243150505, 729451515]

約数ペア:

[(1, 729451515), (3, 243150505), (5, 145890303), (13, 56111655), (15, 48630101), (19, 38392185), (39, 18703885), (47, 15520245), (57, 12797395), (59, 12363585), (65, 11222331), (71, 10273965), (95, 7678437), (141, 5173415), (177, 4121195), (195, 3740777), (213, 3424655), (235, 3104049), (247, 2953245), (285, 2559479), (295, 2472717), (355, 2054793), (611, 1193865), (705, 1034683), (741, 984415), (767, 951045), (885, 824239), (893, 816855), (923, 790305), (1065, 684931), (1121, 650715), (1235, 590649), (1349, 540735), (1833, 397955), (2301, 317015), (2679, 272285), (2769, 263435), (2773, 263055), (3055, 238773), (3337, 218595), (3363, 216905), (3705, 196883), (3835, 190209), (4047, 180245), (4189, 174135), (4465, 163371), (4615, 158061), (5605, 130143), (6745, 108147), (8319, 87685), (9165, 79591), (10011, 72865), (11505, 63403), (11609, 62835), (12567, 58045), (13395, 54457), (13845, 52687), (13865, 52611), (14573, 50055), (16685, 43719), (16815, 43381), (17537, 41595), (20235, 36049), (20945, 34827)]