51419628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 155203776

約数和(自身を除く): 103784148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 23, 26, 34, 36, 39, 46, 51, 52, 68, 69, 78, 92, 102, 117, 138, 153, 156, 204, 207, 221, 234, 276, 281, 299, 306, 391, 414, 442, 468, 562, 598, 612, 663, 782, 828, 843, 884, 897, 1124, 1173, 1196, 1326, 1564, 1686, 1794, 1989, 2346, 2529, 2652, 2691, 3372, 3519, 3588, 3653, 3978, 4692, 4777, 5058, 5083, 5382, 6463, 7038, 7306, 7956, 9554, 10116, 10166, 10764, 10959, 12926, 14076, 14331, 14612, 15249, 19108, 19389, 20332, 21918, 25852, 28662, 30498, 32877, 38778, 42993, 43836, 45747, 57324, 58167, 60996, 62101, 65754, 77556, 84019, 85986, 91494, 109871, 116334, 124202, 131508, 168038, 171972, 182988, 186303, 219742, 232668, 248404, 252057, 329613, 336076, 372606, 439484, 504114, 558909, 659226, 745212, 756171, 988839, 1008228, 1117818, 1318452, 1428323, 1512342, 1977678, 2235636, 2856646, 3024684, 3955356, 4284969, 5713292, 8569938, 12854907, 17139876, 25709814, 51419628]

約数ペア:

[(1, 51419628), (2, 25709814), (3, 17139876), (4, 12854907), (6, 8569938), (9, 5713292), (12, 4284969), (13, 3955356), (17, 3024684), (18, 2856646), (23, 2235636), (26, 1977678), (34, 1512342), (36, 1428323), (39, 1318452), (46, 1117818), (51, 1008228), (52, 988839), (68, 756171), (69, 745212), (78, 659226), (92, 558909), (102, 504114), (117, 439484), (138, 372606), (153, 336076), (156, 329613), (204, 252057), (207, 248404), (221, 232668), (234, 219742), (276, 186303), (281, 182988), (299, 171972), (306, 168038), (391, 131508), (414, 124202), (442, 116334), (468, 109871), (562, 91494), (598, 85986), (612, 84019), (663, 77556), (782, 65754), (828, 62101), (843, 60996), (884, 58167), (897, 57324), (1124, 45747), (1173, 43836), (1196, 42993), (1326, 38778), (1564, 32877), (1686, 30498), (1794, 28662), (1989, 25852), (2346, 21918), (2529, 20332), (2652, 19389), (2691, 19108), (3372, 15249), (3519, 14612), (3588, 14331), (3653, 14076), (3978, 12926), (4692, 10959), (4777, 10764), (5058, 10166), (5083, 10116), (5382, 9554), (6463, 7956), (7038, 7306)]