72165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2377}}^1$

素因数の和:2425

約数の個数: 128

約数和(自身を含む): 246551040

約数和(自身を除く): 174385320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 2024, 2377, 2530, 2760, 3036, 3795, 4754, 5060, 6072, 7131, 7590, 9508, 10120, 11885, 14262, 15180, 19016, 23770, 26147, 28524, 30360, 35655, 47540, 52294, 54671, 57048, 71310, 78441, 95080, 104588, 109342, 130735, 142620, 156882, 164013, 209176, 218684, 261470, 273355, 285240, 313764, 328026, 392205, 437368, 522940, 546710, 601381, 627528, 656052, 784410, 820065, 1045880, 1093420, 1202762, 1312104, 1568820, 1640130, 1804143, 2186840, 2405524, 3006905, 3137640, 3280260, 3608286, 4811048, 6013810, 6560520, 7216572, 9020715, 12027620, 14433144, 18041430, 24055240, 36082860, 72165720]

約数ペア:

[(1, 72165720), (2, 36082860), (3, 24055240), (4, 18041430), (5, 14433144), (6, 12027620), (8, 9020715), (10, 7216572), (11, 6560520), (12, 6013810), (15, 4811048), (20, 3608286), (22, 3280260), (23, 3137640), (24, 3006905), (30, 2405524), (33, 2186840), (40, 1804143), (44, 1640130), (46, 1568820), (55, 1312104), (60, 1202762), (66, 1093420), (69, 1045880), (88, 820065), (92, 784410), (110, 656052), (115, 627528), (120, 601381), (132, 546710), (138, 522940), (165, 437368), (184, 392205), (220, 328026), (230, 313764), (253, 285240), (264, 273355), (276, 261470), (330, 218684), (345, 209176), (440, 164013), (460, 156882), (506, 142620), (552, 130735), (660, 109342), (690, 104588), (759, 95080), (920, 78441), (1012, 71310), (1265, 57048), (1320, 54671), (1380, 52294), (1518, 47540), (2024, 35655), (2377, 30360), (2530, 28524), (2760, 26147), (3036, 23770), (3795, 19016), (4754, 15180), (5060, 14262), (6072, 11885), (7131, 10120), (7590, 9508)]