1247660460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{743}}^1$

素因数の和:1268

約数の個数: 144

約数和(自身を含む): 3997244160

約数和(自身を除く): 2749583700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 491, 570, 684, 743, 855, 982, 1140, 1473, 1486, 1710, 1964, 2229, 2455, 2946, 2972, 3420, 3715, 4419, 4458, 4910, 5892, 6687, 7365, 7430, 8838, 8916, 9329, 9820, 11145, 13374, 14117, 14730, 14860, 17676, 18658, 22095, 22290, 26748, 27987, 28234, 29460, 33435, 37316, 42351, 44190, 44580, 46645, 55974, 56468, 66870, 70585, 83961, 84702, 88380, 93290, 111948, 127053, 133740, 139935, 141170, 167922, 169404, 186580, 211755, 254106, 279870, 282340, 335844, 364813, 419805, 423510, 508212, 559740, 635265, 729626, 839610, 847020, 1094439, 1270530, 1459252, 1679220, 1824065, 2188878, 2541060, 3283317, 3648130, 4377756, 5472195, 6566634, 6931447, 7296260, 10944390, 13133268, 13862894, 16416585, 20794341, 21888780, 27725788, 32833170, 34657235, 41588682, 62383023, 65666340, 69314470, 83177364, 103971705, 124766046, 138628940, 207943410, 249532092, 311915115, 415886820, 623830230, 1247660460]

約数ペア:

[(1, 1247660460), (2, 623830230), (3, 415886820), (4, 311915115), (5, 249532092), (6, 207943410), (9, 138628940), (10, 124766046), (12, 103971705), (15, 83177364), (18, 69314470), (19, 65666340), (20, 62383023), (30, 41588682), (36, 34657235), (38, 32833170), (45, 27725788), (57, 21888780), (60, 20794341), (76, 16416585), (90, 13862894), (95, 13133268), (114, 10944390), (171, 7296260), (180, 6931447), (190, 6566634), (228, 5472195), (285, 4377756), (342, 3648130), (380, 3283317), (491, 2541060), (570, 2188878), (684, 1824065), (743, 1679220), (855, 1459252), (982, 1270530), (1140, 1094439), (1473, 847020), (1486, 839610), (1710, 729626), (1964, 635265), (2229, 559740), (2455, 508212), (2946, 423510), (2972, 419805), (3420, 364813), (3715, 335844), (4419, 282340), (4458, 279870), (4910, 254106), (5892, 211755), (6687, 186580), (7365, 169404), (7430, 167922), (8838, 141170), (8916, 139935), (9329, 133740), (9820, 127053), (11145, 111948), (13374, 93290), (14117, 88380), (14730, 84702), (14860, 83961), (17676, 70585), (18658, 66870), (22095, 56468), (22290, 55974), (26748, 46645), (27987, 44580), (28234, 44190), (29460, 42351), (33435, 37316)]