1215404730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2999}}^1$

素因数の和:3113

約数の個数: 128

約数和(自身を含む): 3456000000

約数和(自身を除く): 2240595270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 79, 90, 95, 114, 135, 158, 171, 190, 237, 270, 285, 342, 395, 474, 513, 570, 711, 790, 855, 1026, 1185, 1422, 1501, 1710, 2133, 2370, 2565, 2999, 3002, 3555, 4266, 4503, 5130, 5998, 7110, 7505, 8997, 9006, 10665, 13509, 14995, 15010, 17994, 21330, 22515, 26991, 27018, 29990, 40527, 44985, 45030, 53982, 56981, 67545, 80973, 81054, 89970, 113962, 134955, 135090, 161946, 170943, 202635, 236921, 269910, 284905, 341886, 404865, 405270, 473842, 512829, 569810, 710763, 809730, 854715, 1025658, 1184605, 1421526, 1538487, 1709430, 2132289, 2369210, 2564145, 3076974, 3553815, 4264578, 4501499, 5128290, 6396867, 7107630, 7692435, 9002998, 10661445, 12793734, 13504497, 15384870, 21322890, 22507495, 27008994, 31984335, 40513491, 45014990, 63968670, 67522485, 81026982, 121540473, 135044970, 202567455, 243080946, 405134910, 607702365, 1215404730]

約数ペア:

[(1, 1215404730), (2, 607702365), (3, 405134910), (5, 243080946), (6, 202567455), (9, 135044970), (10, 121540473), (15, 81026982), (18, 67522485), (19, 63968670), (27, 45014990), (30, 40513491), (38, 31984335), (45, 27008994), (54, 22507495), (57, 21322890), (79, 15384870), (90, 13504497), (95, 12793734), (114, 10661445), (135, 9002998), (158, 7692435), (171, 7107630), (190, 6396867), (237, 5128290), (270, 4501499), (285, 4264578), (342, 3553815), (395, 3076974), (474, 2564145), (513, 2369210), (570, 2132289), (711, 1709430), (790, 1538487), (855, 1421526), (1026, 1184605), (1185, 1025658), (1422, 854715), (1501, 809730), (1710, 710763), (2133, 569810), (2370, 512829), (2565, 473842), (2999, 405270), (3002, 404865), (3555, 341886), (4266, 284905), (4503, 269910), (5130, 236921), (5998, 202635), (7110, 170943), (7505, 161946), (8997, 135090), (9006, 134955), (10665, 113962), (13509, 89970), (14995, 81054), (15010, 80973), (17994, 67545), (21330, 56981), (22515, 53982), (26991, 45030), (27018, 44985), (29990, 40527)]