71499736

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 109940264

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 41, 44, 56, 76, 77, 82, 88, 133, 149, 152, 154, 164, 209, 266, 287, 298, 308, 328, 418, 451, 532, 574, 596, 616, 779, 836, 902, 1043, 1064, 1148, 1192, 1463, 1558, 1639, 1672, 1804, 2086, 2296, 2831, 2926, 3116, 3157, 3278, 3608, 4172, 5453, 5662, 5852, 6109, 6232, 6314, 6556, 8344, 8569, 10906, 11324, 11473, 11704, 12218, 12628, 13112, 17138, 19817, 21812, 22648, 22946, 24436, 25256, 31141, 34276, 39634, 42763, 43624, 45892, 48872, 59983, 62282, 67199, 68552, 79268, 85526, 91784, 116071, 119966, 124564, 134398, 158536, 171052, 217987, 232142, 239932, 249128, 268796, 342104, 435974, 464284, 470393, 479864, 537592, 812497, 871948, 928568, 940786, 1276781, 1624994, 1743896, 1881572, 2553562, 3249988, 3763144, 5107124, 6499976, 8937467, 10214248, 17874934, 35749868, 71499736]

約数ペア:

[(1, 71499736), (2, 35749868), (4, 17874934), (7, 10214248), (8, 8937467), (11, 6499976), (14, 5107124), (19, 3763144), (22, 3249988), (28, 2553562), (38, 1881572), (41, 1743896), (44, 1624994), (56, 1276781), (76, 940786), (77, 928568), (82, 871948), (88, 812497), (133, 537592), (149, 479864), (152, 470393), (154, 464284), (164, 435974), (209, 342104), (266, 268796), (287, 249128), (298, 239932), (308, 232142), (328, 217987), (418, 171052), (451, 158536), (532, 134398), (574, 124564), (596, 119966), (616, 116071), (779, 91784), (836, 85526), (902, 79268), (1043, 68552), (1064, 67199), (1148, 62282), (1192, 59983), (1463, 48872), (1558, 45892), (1639, 43624), (1672, 42763), (1804, 39634), (2086, 34276), (2296, 31141), (2831, 25256), (2926, 24436), (3116, 22946), (3157, 22648), (3278, 21812), (3608, 19817), (4172, 17138), (5453, 13112), (5662, 12628), (5852, 12218), (6109, 11704), (6232, 11473), (6314, 11324), (6556, 10906), (8344, 8569)]