253461180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{359}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 833656320

約数和(自身を除く): 580195140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 359, 410, 420, 492, 574, 615, 718, 820, 861, 1077, 1148, 1230, 1435, 1436, 1681, 1722, 1795, 2154, 2460, 2513, 2870, 3362, 3444, 3590, 4305, 4308, 5026, 5043, 5385, 5740, 6724, 7180, 7539, 8405, 8610, 10052, 10086, 10770, 11767, 12565, 14719, 15078, 16810, 17220, 20172, 21540, 23534, 25130, 25215, 29438, 30156, 33620, 35301, 37695, 44157, 47068, 50260, 50430, 58835, 58876, 70602, 73595, 75390, 88314, 100860, 103033, 117670, 141204, 147190, 150780, 176505, 176628, 206066, 220785, 235340, 294380, 309099, 353010, 412132, 441570, 515165, 603479, 618198, 706020, 883140, 1030330, 1206958, 1236396, 1545495, 1810437, 2060660, 2413916, 3017395, 3090990, 3620874, 4224353, 6034790, 6181980, 7241748, 8448706, 9052185, 12069580, 12673059, 16897412, 18104370, 21121765, 25346118, 36208740, 42243530, 50692236, 63365295, 84487060, 126730590, 253461180]

約数ペア:

[(1, 253461180), (2, 126730590), (3, 84487060), (4, 63365295), (5, 50692236), (6, 42243530), (7, 36208740), (10, 25346118), (12, 21121765), (14, 18104370), (15, 16897412), (20, 12673059), (21, 12069580), (28, 9052185), (30, 8448706), (35, 7241748), (41, 6181980), (42, 6034790), (60, 4224353), (70, 3620874), (82, 3090990), (84, 3017395), (105, 2413916), (123, 2060660), (140, 1810437), (164, 1545495), (205, 1236396), (210, 1206958), (246, 1030330), (287, 883140), (359, 706020), (410, 618198), (420, 603479), (492, 515165), (574, 441570), (615, 412132), (718, 353010), (820, 309099), (861, 294380), (1077, 235340), (1148, 220785), (1230, 206066), (1435, 176628), (1436, 176505), (1681, 150780), (1722, 147190), (1795, 141204), (2154, 117670), (2460, 103033), (2513, 100860), (2870, 88314), (3362, 75390), (3444, 73595), (3590, 70602), (4305, 58876), (4308, 58835), (5026, 50430), (5043, 50260), (5385, 47068), (5740, 44157), (6724, 37695), (7180, 35301), (7539, 33620), (8405, 30156), (8610, 29438), (10052, 25215), (10086, 25130), (10770, 23534), (11767, 21540), (12565, 20172), (14719, 17220), (15078, 16810)]