217468020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:590

約数の個数: 192

約数和(自身を含む): 768208896

約数和(自身を除く): 550740876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 103, 105, 110, 132, 140, 154, 165, 206, 210, 220, 231, 308, 309, 330, 385, 412, 420, 457, 462, 515, 618, 660, 721, 770, 914, 924, 1030, 1133, 1155, 1236, 1371, 1442, 1540, 1545, 1828, 2060, 2163, 2266, 2285, 2310, 2742, 2884, 3090, 3199, 3399, 3605, 4326, 4532, 4570, 4620, 5027, 5484, 5665, 6180, 6398, 6798, 6855, 7210, 7931, 8652, 9140, 9597, 10054, 10815, 11330, 12796, 13596, 13710, 14420, 15081, 15862, 15995, 16995, 19194, 20108, 21630, 22660, 23793, 25135, 27420, 30162, 31724, 31990, 33990, 35189, 38388, 39655, 43260, 47071, 47586, 47985, 50270, 60324, 63980, 67980, 70378, 75405, 79310, 94142, 95172, 95970, 100540, 105567, 118965, 140756, 141213, 150810, 158620, 175945, 188284, 191940, 211134, 235355, 237930, 282426, 301620, 329497, 351890, 422268, 470710, 475860, 517781, 527835, 564852, 658994, 703780, 706065, 941420, 988491, 1035562, 1055670, 1317988, 1412130, 1553343, 1647485, 1976982, 2071124, 2111340, 2588905, 2824260, 3106686, 3294970, 3624467, 3953964, 4942455, 5177810, 6213372, 6589940, 7248934, 7766715, 9884910, 10355620, 10873401, 14497868, 15533430, 18122335, 19769820, 21746802, 31066860, 36244670, 43493604, 54367005, 72489340, 108734010, 217468020]

約数ペア:

[(1, 217468020), (2, 108734010), (3, 72489340), (4, 54367005), (5, 43493604), (6, 36244670), (7, 31066860), (10, 21746802), (11, 19769820), (12, 18122335), (14, 15533430), (15, 14497868), (20, 10873401), (21, 10355620), (22, 9884910), (28, 7766715), (30, 7248934), (33, 6589940), (35, 6213372), (42, 5177810), (44, 4942455), (55, 3953964), (60, 3624467), (66, 3294970), (70, 3106686), (77, 2824260), (84, 2588905), (103, 2111340), (105, 2071124), (110, 1976982), (132, 1647485), (140, 1553343), (154, 1412130), (165, 1317988), (206, 1055670), (210, 1035562), (220, 988491), (231, 941420), (308, 706065), (309, 703780), (330, 658994), (385, 564852), (412, 527835), (420, 517781), (457, 475860), (462, 470710), (515, 422268), (618, 351890), (660, 329497), (721, 301620), (770, 282426), (914, 237930), (924, 235355), (1030, 211134), (1133, 191940), (1155, 188284), (1236, 175945), (1371, 158620), (1442, 150810), (1540, 141213), (1545, 140756), (1828, 118965), (2060, 105567), (2163, 100540), (2266, 95970), (2285, 95172), (2310, 94142), (2742, 79310), (2884, 75405), (3090, 70378), (3199, 67980), (3399, 63980), (3605, 60324), (4326, 50270), (4532, 47985), (4570, 47586), (4620, 47071), (5027, 43260), (5484, 39655), (5665, 38388), (6180, 35189), (6398, 33990), (6798, 31990), (6855, 31724), (7210, 30162), (7931, 27420), (8652, 25135), (9140, 23793), (9597, 22660), (10054, 21630), (10815, 20108), (11330, 19194), (12796, 16995), (13596, 15995), (13710, 15862), (14420, 15081)]