64926540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^2$

素因数の和:476

約数の個数: 108

約数和(自身を含む): 226074576

約数和(自身を除く): 161148036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 227, 252, 315, 420, 454, 630, 681, 908, 1135, 1260, 1362, 1589, 2043, 2270, 2724, 3178, 3405, 4086, 4540, 4767, 6356, 6810, 7945, 8172, 9534, 10215, 13620, 14301, 15890, 19068, 20430, 23835, 28602, 31780, 40860, 47670, 51529, 57204, 71505, 95340, 103058, 143010, 154587, 206116, 257645, 286020, 309174, 360703, 463761, 515290, 618348, 721406, 772935, 927522, 1030580, 1082109, 1442812, 1545870, 1803515, 1855044, 2164218, 2318805, 3091740, 3246327, 3607030, 4328436, 4637610, 5410545, 6492654, 7214060, 9275220, 10821090, 12985308, 16231635, 21642180, 32463270, 64926540]

約数ペア:

[(1, 64926540), (2, 32463270), (3, 21642180), (4, 16231635), (5, 12985308), (6, 10821090), (7, 9275220), (9, 7214060), (10, 6492654), (12, 5410545), (14, 4637610), (15, 4328436), (18, 3607030), (20, 3246327), (21, 3091740), (28, 2318805), (30, 2164218), (35, 1855044), (36, 1803515), (42, 1545870), (45, 1442812), (60, 1082109), (63, 1030580), (70, 927522), (84, 772935), (90, 721406), (105, 618348), (126, 515290), (140, 463761), (180, 360703), (210, 309174), (227, 286020), (252, 257645), (315, 206116), (420, 154587), (454, 143010), (630, 103058), (681, 95340), (908, 71505), (1135, 57204), (1260, 51529), (1362, 47670), (1589, 40860), (2043, 31780), (2270, 28602), (2724, 23835), (3178, 20430), (3405, 19068), (4086, 15890), (4540, 14301), (4767, 13620), (6356, 10215), (6810, 9534), (7945, 8172)]