71886880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 205752960

約数和(自身を除く): 133866080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 107, 130, 136, 152, 160, 170, 190, 208, 214, 221, 247, 260, 272, 304, 323, 340, 380, 416, 428, 442, 494, 520, 535, 544, 608, 646, 680, 760, 856, 884, 988, 1040, 1070, 1105, 1235, 1292, 1360, 1391, 1520, 1615, 1712, 1768, 1819, 1976, 2033, 2080, 2140, 2210, 2470, 2584, 2720, 2782, 3040, 3230, 3424, 3536, 3638, 3952, 4066, 4199, 4280, 4420, 4940, 5168, 5564, 6460, 6955, 7072, 7276, 7904, 8132, 8398, 8560, 8840, 9095, 9880, 10165, 10336, 11128, 12920, 13910, 14552, 16264, 16796, 17120, 17680, 18190, 19760, 20330, 20995, 22256, 23647, 25840, 26429, 27820, 29104, 32528, 33592, 34561, 35360, 36380, 39520, 40660, 41990, 44512, 47294, 51680, 52858, 55640, 58208, 65056, 67184, 69122, 72760, 81320, 83980, 94588, 105716, 111280, 118235, 132145, 134368, 138244, 145520, 162640, 167960, 172805, 189176, 211432, 222560, 236470, 264290, 276488, 291040, 325280, 335920, 345610, 378352, 422864, 449293, 472940, 528580, 552976, 671840, 691220, 756704, 845728, 898586, 945880, 1057160, 1105952, 1382440, 1797172, 1891760, 2114320, 2246465, 2764880, 3594344, 3783520, 4228640, 4492930, 5529760, 7188688, 8985860, 14377376, 17971720, 35943440, 71886880]

約数ペア:

[(1, 71886880), (2, 35943440), (4, 17971720), (5, 14377376), (8, 8985860), (10, 7188688), (13, 5529760), (16, 4492930), (17, 4228640), (19, 3783520), (20, 3594344), (26, 2764880), (32, 2246465), (34, 2114320), (38, 1891760), (40, 1797172), (52, 1382440), (65, 1105952), (68, 1057160), (76, 945880), (80, 898586), (85, 845728), (95, 756704), (104, 691220), (107, 671840), (130, 552976), (136, 528580), (152, 472940), (160, 449293), (170, 422864), (190, 378352), (208, 345610), (214, 335920), (221, 325280), (247, 291040), (260, 276488), (272, 264290), (304, 236470), (323, 222560), (340, 211432), (380, 189176), (416, 172805), (428, 167960), (442, 162640), (494, 145520), (520, 138244), (535, 134368), (544, 132145), (608, 118235), (646, 111280), (680, 105716), (760, 94588), (856, 83980), (884, 81320), (988, 72760), (1040, 69122), (1070, 67184), (1105, 65056), (1235, 58208), (1292, 55640), (1360, 52858), (1391, 51680), (1520, 47294), (1615, 44512), (1712, 41990), (1768, 40660), (1819, 39520), (1976, 36380), (2033, 35360), (2080, 34561), (2140, 33592), (2210, 32528), (2470, 29104), (2584, 27820), (2720, 26429), (2782, 25840), (3040, 23647), (3230, 22256), (3424, 20995), (3536, 20330), (3638, 19760), (3952, 18190), (4066, 17680), (4199, 17120), (4280, 16796), (4420, 16264), (4940, 14552), (5168, 13910), (5564, 12920), (6460, 11128), (6955, 10336), (7072, 10165), (7276, 9880), (7904, 9095), (8132, 8840), (8398, 8560)]