2581870290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6791}}^1$

素因数の和:6872

約数の個数: 128

約数和(自身を含む): 7041945600

約数和(自身を除く): 4460075310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 29, 30, 38, 46, 57, 58, 69, 87, 95, 114, 115, 138, 145, 174, 190, 230, 285, 290, 345, 435, 437, 551, 570, 667, 690, 870, 874, 1102, 1311, 1334, 1653, 2001, 2185, 2622, 2755, 3306, 3335, 4002, 4370, 5510, 6555, 6670, 6791, 8265, 10005, 12673, 13110, 13582, 16530, 20010, 20373, 25346, 33955, 38019, 40746, 63365, 67910, 76038, 101865, 126730, 129029, 156193, 190095, 196939, 203730, 258058, 312386, 380190, 387087, 393878, 468579, 590817, 645145, 774174, 780965, 937158, 984695, 1181634, 1290290, 1561930, 1935435, 1969390, 2342895, 2954085, 2967667, 3741841, 3870870, 4529597, 4685790, 5908170, 5935334, 7483682, 8903001, 9059194, 11225523, 13588791, 14838335, 17806002, 18709205, 22451046, 22647985, 27177582, 29676670, 37418410, 44515005, 45295970, 56127615, 67943955, 86062343, 89030010, 112255230, 135887910, 172124686, 258187029, 430311715, 516374058, 860623430, 1290935145, 2581870290]

約数ペア:

[(1, 2581870290), (2, 1290935145), (3, 860623430), (5, 516374058), (6, 430311715), (10, 258187029), (15, 172124686), (19, 135887910), (23, 112255230), (29, 89030010), (30, 86062343), (38, 67943955), (46, 56127615), (57, 45295970), (58, 44515005), (69, 37418410), (87, 29676670), (95, 27177582), (114, 22647985), (115, 22451046), (138, 18709205), (145, 17806002), (174, 14838335), (190, 13588791), (230, 11225523), (285, 9059194), (290, 8903001), (345, 7483682), (435, 5935334), (437, 5908170), (551, 4685790), (570, 4529597), (667, 3870870), (690, 3741841), (870, 2967667), (874, 2954085), (1102, 2342895), (1311, 1969390), (1334, 1935435), (1653, 1561930), (2001, 1290290), (2185, 1181634), (2622, 984695), (2755, 937158), (3306, 780965), (3335, 774174), (4002, 645145), (4370, 590817), (5510, 468579), (6555, 393878), (6670, 387087), (6791, 380190), (8265, 312386), (10005, 258058), (12673, 203730), (13110, 196939), (13582, 190095), (16530, 156193), (20010, 129029), (20373, 126730), (25346, 101865), (33955, 76038), (38019, 67910), (40746, 63365)]