71912720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:94

約数の個数: 240

約数和(自身を含む): 213736320

約数和(自身を除く): 141823600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 23, 34, 38, 40, 44, 46, 55, 68, 76, 80, 85, 88, 92, 95, 110, 115, 121, 136, 152, 170, 176, 184, 187, 190, 209, 220, 230, 242, 253, 272, 304, 323, 340, 368, 374, 380, 391, 418, 437, 440, 460, 484, 506, 605, 646, 680, 748, 760, 782, 836, 874, 880, 920, 935, 968, 1012, 1045, 1210, 1265, 1292, 1360, 1496, 1520, 1564, 1615, 1672, 1748, 1840, 1870, 1936, 1955, 2024, 2057, 2090, 2185, 2299, 2420, 2530, 2584, 2783, 2992, 3128, 3230, 3344, 3496, 3553, 3740, 3910, 4048, 4114, 4180, 4301, 4370, 4598, 4807, 4840, 5060, 5168, 5566, 6256, 6460, 6992, 7106, 7429, 7480, 7820, 8228, 8360, 8602, 8740, 9196, 9614, 9680, 10120, 10285, 11132, 11495, 12920, 13915, 14212, 14858, 14960, 15640, 16456, 16720, 17204, 17480, 17765, 18392, 19228, 20240, 20570, 21505, 22264, 22990, 24035, 25840, 27830, 28424, 29716, 31280, 32912, 34408, 34960, 35530, 36784, 37145, 38456, 39083, 41140, 43010, 44528, 45980, 47311, 48070, 52877, 55660, 56848, 59432, 68816, 71060, 74290, 76912, 78166, 81719, 82280, 86020, 91960, 94622, 96140, 105754, 111320, 118864, 142120, 148580, 156332, 163438, 164560, 172040, 183920, 189244, 192280, 195415, 211508, 222640, 236555, 264385, 284240, 297160, 312664, 326876, 344080, 378488, 384560, 390830, 408595, 423016, 473110, 528770, 594320, 625328, 653752, 756976, 781660, 817190, 846032, 898909, 946220, 1057540, 1307504, 1563320, 1634380, 1797818, 1892440, 2115080, 3126640, 3268760, 3595636, 3784880, 4230160, 4494545, 6537520, 7191272, 8989090, 14382544, 17978180, 35956360, 71912720]

約数ペア:

[(1, 71912720), (2, 35956360), (4, 17978180), (5, 14382544), (8, 8989090), (10, 7191272), (11, 6537520), (16, 4494545), (17, 4230160), (19, 3784880), (20, 3595636), (22, 3268760), (23, 3126640), (34, 2115080), (38, 1892440), (40, 1797818), (44, 1634380), (46, 1563320), (55, 1307504), (68, 1057540), (76, 946220), (80, 898909), (85, 846032), (88, 817190), (92, 781660), (95, 756976), (110, 653752), (115, 625328), (121, 594320), (136, 528770), (152, 473110), (170, 423016), (176, 408595), (184, 390830), (187, 384560), (190, 378488), (209, 344080), (220, 326876), (230, 312664), (242, 297160), (253, 284240), (272, 264385), (304, 236555), (323, 222640), (340, 211508), (368, 195415), (374, 192280), (380, 189244), (391, 183920), (418, 172040), (437, 164560), (440, 163438), (460, 156332), (484, 148580), (506, 142120), (605, 118864), (646, 111320), (680, 105754), (748, 96140), (760, 94622), (782, 91960), (836, 86020), (874, 82280), (880, 81719), (920, 78166), (935, 76912), (968, 74290), (1012, 71060), (1045, 68816), (1210, 59432), (1265, 56848), (1292, 55660), (1360, 52877), (1496, 48070), (1520, 47311), (1564, 45980), (1615, 44528), (1672, 43010), (1748, 41140), (1840, 39083), (1870, 38456), (1936, 37145), (1955, 36784), (2024, 35530), (2057, 34960), (2090, 34408), (2185, 32912), (2299, 31280), (2420, 29716), (2530, 28424), (2584, 27830), (2783, 25840), (2992, 24035), (3128, 22990), (3230, 22264), (3344, 21505), (3496, 20570), (3553, 20240), (3740, 19228), (3910, 18392), (4048, 17765), (4114, 17480), (4180, 17204), (4301, 16720), (4370, 16456), (4598, 15640), (4807, 14960), (4840, 14858), (5060, 14212), (5168, 13915), (5566, 12920), (6256, 11495), (6460, 11132), (6992, 10285), (7106, 10120), (7429, 9680), (7480, 9614), (7820, 9196), (8228, 8740), (8360, 8602)]