254578324

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 630637056

約数和(自身を除く): 376058732

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 62, 77, 91, 98, 124, 143, 154, 182, 196, 217, 286, 293, 308, 341, 364, 403, 434, 539, 572, 586, 637, 682, 806, 868, 1001, 1078, 1172, 1274, 1364, 1519, 1612, 2002, 2051, 2156, 2387, 2548, 2821, 3038, 3223, 3809, 4004, 4102, 4433, 4774, 5642, 6076, 6446, 7007, 7618, 8204, 8866, 9083, 9548, 11284, 12892, 14014, 14357, 15236, 16709, 17732, 18166, 19747, 22561, 26663, 28028, 28714, 31031, 33418, 36332, 39494, 41899, 45122, 53326, 57428, 62062, 63581, 66836, 78988, 83798, 90244, 99913, 106652, 118079, 124124, 127162, 157927, 167596, 186641, 199826, 217217, 236158, 254324, 293293, 315854, 373282, 399652, 434434, 445067, 472316, 586586, 631708, 699391, 746564, 826553, 868868, 890134, 1173172, 1298869, 1398782, 1653106, 1780268, 2053051, 2597738, 2797564, 3306212, 4106102, 4895737, 5195476, 5785871, 8212204, 9092083, 9791474, 11571742, 18184166, 19582948, 23143484, 36368332, 63644581, 127289162, 254578324]

約数ペア:

[(1, 254578324), (2, 127289162), (4, 63644581), (7, 36368332), (11, 23143484), (13, 19582948), (14, 18184166), (22, 11571742), (26, 9791474), (28, 9092083), (31, 8212204), (44, 5785871), (49, 5195476), (52, 4895737), (62, 4106102), (77, 3306212), (91, 2797564), (98, 2597738), (124, 2053051), (143, 1780268), (154, 1653106), (182, 1398782), (196, 1298869), (217, 1173172), (286, 890134), (293, 868868), (308, 826553), (341, 746564), (364, 699391), (403, 631708), (434, 586586), (539, 472316), (572, 445067), (586, 434434), (637, 399652), (682, 373282), (806, 315854), (868, 293293), (1001, 254324), (1078, 236158), (1172, 217217), (1274, 199826), (1364, 186641), (1519, 167596), (1612, 157927), (2002, 127162), (2051, 124124), (2156, 118079), (2387, 106652), (2548, 99913), (2821, 90244), (3038, 83798), (3223, 78988), (3809, 66836), (4004, 63581), (4102, 62062), (4433, 57428), (4774, 53326), (5642, 45122), (6076, 41899), (6446, 39494), (7007, 36332), (7618, 33418), (8204, 31031), (8866, 28714), (9083, 28028), (9548, 26663), (11284, 22561), (12892, 19747), (14014, 18166), (14357, 17732), (15236, 16709)]