219611728

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 120

約数和(自身を含む): 544518720

約数和(自身を除く): 324906992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 49, 56, 76, 92, 98, 112, 133, 152, 161, 184, 196, 266, 304, 322, 368, 392, 437, 532, 641, 644, 784, 874, 931, 1064, 1127, 1282, 1288, 1748, 1862, 2128, 2254, 2564, 2576, 3059, 3496, 3724, 4487, 4508, 5128, 6118, 6992, 7448, 8974, 9016, 10256, 12179, 12236, 14743, 14896, 17948, 18032, 21413, 24358, 24472, 29486, 31409, 35896, 42826, 48716, 48944, 58972, 62818, 71792, 85253, 85652, 97432, 103201, 117944, 125636, 170506, 171304, 194864, 206402, 235888, 251272, 280117, 341012, 342608, 412804, 502544, 560234, 596771, 682024, 722407, 825608, 1120468, 1193542, 1364048, 1444814, 1651216, 1960819, 2240936, 2387084, 2889628, 3921638, 4481872, 4774168, 5779256, 7843276, 9548336, 11558512, 13725733, 15686552, 27451466, 31373104, 54902932, 109805864, 219611728]

約数ペア:

[(1, 219611728), (2, 109805864), (4, 54902932), (7, 31373104), (8, 27451466), (14, 15686552), (16, 13725733), (19, 11558512), (23, 9548336), (28, 7843276), (38, 5779256), (46, 4774168), (49, 4481872), (56, 3921638), (76, 2889628), (92, 2387084), (98, 2240936), (112, 1960819), (133, 1651216), (152, 1444814), (161, 1364048), (184, 1193542), (196, 1120468), (266, 825608), (304, 722407), (322, 682024), (368, 596771), (392, 560234), (437, 502544), (532, 412804), (641, 342608), (644, 341012), (784, 280117), (874, 251272), (931, 235888), (1064, 206402), (1127, 194864), (1282, 171304), (1288, 170506), (1748, 125636), (1862, 117944), (2128, 103201), (2254, 97432), (2564, 85652), (2576, 85253), (3059, 71792), (3496, 62818), (3724, 58972), (4487, 48944), (4508, 48716), (5128, 42826), (6118, 35896), (6992, 31409), (7448, 29486), (8974, 24472), (9016, 24358), (10256, 21413), (12179, 18032), (12236, 17948), (14743, 14896)]