201499256

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 483840000

約数和(自身を除く): 282340744

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 41, 56, 62, 76, 82, 124, 133, 149, 152, 164, 217, 248, 266, 287, 298, 328, 434, 532, 574, 589, 596, 779, 868, 1043, 1064, 1148, 1178, 1192, 1271, 1558, 1736, 2086, 2296, 2356, 2542, 2831, 3116, 4123, 4172, 4619, 4712, 5084, 5453, 5662, 6109, 6232, 8246, 8344, 8897, 9238, 10168, 10906, 11324, 12218, 16492, 17794, 18476, 19817, 21812, 22648, 24149, 24436, 32333, 32984, 35588, 36952, 39634, 42763, 43624, 48298, 48872, 64666, 71176, 79268, 85526, 87761, 96596, 116071, 129332, 158536, 169043, 171052, 175522, 189379, 193192, 232142, 258664, 338086, 342104, 351044, 378758, 464284, 614327, 676172, 702088, 757516, 812497, 928568, 1228654, 1325653, 1352344, 1515032, 1624994, 2457308, 2651306, 3249988, 3598201, 4914616, 5302612, 6499976, 7196402, 10605224, 14392804, 25187407, 28785608, 50374814, 100749628, 201499256]

約数ペア:

[(1, 201499256), (2, 100749628), (4, 50374814), (7, 28785608), (8, 25187407), (14, 14392804), (19, 10605224), (28, 7196402), (31, 6499976), (38, 5302612), (41, 4914616), (56, 3598201), (62, 3249988), (76, 2651306), (82, 2457308), (124, 1624994), (133, 1515032), (149, 1352344), (152, 1325653), (164, 1228654), (217, 928568), (248, 812497), (266, 757516), (287, 702088), (298, 676172), (328, 614327), (434, 464284), (532, 378758), (574, 351044), (589, 342104), (596, 338086), (779, 258664), (868, 232142), (1043, 193192), (1064, 189379), (1148, 175522), (1178, 171052), (1192, 169043), (1271, 158536), (1558, 129332), (1736, 116071), (2086, 96596), (2296, 87761), (2356, 85526), (2542, 79268), (2831, 71176), (3116, 64666), (4123, 48872), (4172, 48298), (4619, 43624), (4712, 42763), (5084, 39634), (5453, 36952), (5662, 35588), (6109, 32984), (6232, 32333), (8246, 24436), (8344, 24149), (8897, 22648), (9238, 21812), (10168, 19817), (10906, 18476), (11324, 17794), (12218, 16492)]