189190768

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 427698816

約数和(自身を除く): 238508048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 61, 62, 74, 104, 122, 124, 148, 169, 208, 244, 248, 296, 338, 403, 481, 488, 496, 592, 676, 793, 806, 962, 976, 1147, 1352, 1586, 1612, 1891, 1924, 2257, 2294, 2704, 3172, 3224, 3782, 3848, 4514, 4588, 5239, 6253, 6344, 6448, 7564, 7696, 9028, 9176, 10309, 10478, 12506, 12688, 14911, 15128, 18056, 18352, 20618, 20956, 24583, 25012, 29341, 29822, 30256, 36112, 41236, 41912, 49166, 50024, 58682, 59644, 69967, 82472, 83824, 98332, 100048, 117364, 119288, 139934, 164944, 193843, 196664, 234728, 238576, 279868, 319579, 381433, 387686, 393328, 469456, 559736, 639158, 762866, 775372, 909571, 1119472, 1278316, 1525732, 1550744, 1819142, 2556632, 3051464, 3101488, 3638284, 5113264, 6102928, 7276568, 11824423, 14553136, 23648846, 47297692, 94595384, 189190768]

約数ペア:

[(1, 189190768), (2, 94595384), (4, 47297692), (8, 23648846), (13, 14553136), (16, 11824423), (26, 7276568), (31, 6102928), (37, 5113264), (52, 3638284), (61, 3101488), (62, 3051464), (74, 2556632), (104, 1819142), (122, 1550744), (124, 1525732), (148, 1278316), (169, 1119472), (208, 909571), (244, 775372), (248, 762866), (296, 639158), (338, 559736), (403, 469456), (481, 393328), (488, 387686), (496, 381433), (592, 319579), (676, 279868), (793, 238576), (806, 234728), (962, 196664), (976, 193843), (1147, 164944), (1352, 139934), (1586, 119288), (1612, 117364), (1891, 100048), (1924, 98332), (2257, 83824), (2294, 82472), (2704, 69967), (3172, 59644), (3224, 58682), (3782, 50024), (3848, 49166), (4514, 41912), (4588, 41236), (5239, 36112), (6253, 30256), (6344, 29822), (6448, 29341), (7564, 25012), (7696, 24583), (9028, 20956), (9176, 20618), (10309, 18352), (10478, 18056), (12506, 15128), (12688, 14911)]