287220270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:586

約数の個数: 128

約数和(自身を含む): 775360512

約数和(自身を除く): 488140242

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 37, 51, 62, 74, 85, 93, 102, 111, 155, 170, 185, 186, 222, 255, 310, 370, 465, 491, 510, 527, 555, 629, 930, 982, 1054, 1110, 1147, 1258, 1473, 1581, 1887, 2294, 2455, 2635, 2946, 3145, 3162, 3441, 3774, 4910, 5270, 5735, 6290, 6882, 7365, 7905, 8347, 9435, 11470, 14730, 15221, 15810, 16694, 17205, 18167, 18870, 19499, 25041, 30442, 34410, 36334, 38998, 41735, 45663, 50082, 54501, 58497, 76105, 83470, 90835, 91326, 97495, 109002, 116994, 125205, 152210, 181670, 194990, 228315, 250410, 258757, 272505, 292485, 308839, 456630, 517514, 545010, 563177, 584970, 617678, 776271, 926517, 1126354, 1293785, 1544195, 1552542, 1689531, 1853034, 2587570, 2815885, 3088390, 3379062, 3881355, 4632585, 5631770, 7762710, 8447655, 9265170, 9574009, 16895310, 19148018, 28722027, 47870045, 57444054, 95740090, 143610135, 287220270]

約数ペア:

[(1, 287220270), (2, 143610135), (3, 95740090), (5, 57444054), (6, 47870045), (10, 28722027), (15, 19148018), (17, 16895310), (30, 9574009), (31, 9265170), (34, 8447655), (37, 7762710), (51, 5631770), (62, 4632585), (74, 3881355), (85, 3379062), (93, 3088390), (102, 2815885), (111, 2587570), (155, 1853034), (170, 1689531), (185, 1552542), (186, 1544195), (222, 1293785), (255, 1126354), (310, 926517), (370, 776271), (465, 617678), (491, 584970), (510, 563177), (527, 545010), (555, 517514), (629, 456630), (930, 308839), (982, 292485), (1054, 272505), (1110, 258757), (1147, 250410), (1258, 228315), (1473, 194990), (1581, 181670), (1887, 152210), (2294, 125205), (2455, 116994), (2635, 109002), (2946, 97495), (3145, 91326), (3162, 90835), (3441, 83470), (3774, 76105), (4910, 58497), (5270, 54501), (5735, 50082), (6290, 45663), (6882, 41735), (7365, 38998), (7905, 36334), (8347, 34410), (9435, 30442), (11470, 25041), (14730, 19499), (15221, 18870), (15810, 18167), (16694, 17205)]