664787916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{6203}}^1$

素因数の和:6455

約数の個数: 72

約数和(自身を含む): 1817896080

約数和(自身を除く): 1153108164

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 229, 234, 458, 468, 687, 916, 1374, 2061, 2748, 2977, 4122, 5954, 6203, 8244, 8931, 11908, 12406, 17862, 18609, 24812, 26793, 35724, 37218, 53586, 55827, 74436, 80639, 107172, 111654, 161278, 223308, 241917, 322556, 483834, 725751, 967668, 1420487, 1451502, 2840974, 2903004, 4261461, 5681948, 8522922, 12784383, 17045844, 18466331, 25568766, 36932662, 51137532, 55398993, 73865324, 110797986, 166196979, 221595972, 332393958, 664787916]

約数ペア:

[(1, 664787916), (2, 332393958), (3, 221595972), (4, 166196979), (6, 110797986), (9, 73865324), (12, 55398993), (13, 51137532), (18, 36932662), (26, 25568766), (36, 18466331), (39, 17045844), (52, 12784383), (78, 8522922), (117, 5681948), (156, 4261461), (229, 2903004), (234, 2840974), (458, 1451502), (468, 1420487), (687, 967668), (916, 725751), (1374, 483834), (2061, 322556), (2748, 241917), (2977, 223308), (4122, 161278), (5954, 111654), (6203, 107172), (8244, 80639), (8931, 74436), (11908, 55827), (12406, 53586), (17862, 37218), (18609, 35724), (24812, 26793)]