71711928

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 213969600

約数和(自身を除く): 142257672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 57, 62, 72, 76, 89, 93, 114, 124, 152, 171, 178, 186, 228, 248, 267, 279, 342, 356, 361, 372, 456, 534, 558, 589, 684, 712, 722, 744, 801, 1068, 1083, 1116, 1178, 1368, 1444, 1602, 1691, 1767, 2136, 2166, 2232, 2356, 2759, 2888, 3204, 3249, 3382, 3534, 4332, 4712, 5073, 5301, 5518, 6408, 6498, 6764, 7068, 8277, 8664, 10146, 10602, 11036, 11191, 12996, 13528, 14136, 15219, 16554, 20292, 21204, 22072, 22382, 24831, 25992, 30438, 32129, 33108, 33573, 40584, 42408, 44764, 49662, 52421, 60876, 64258, 66216, 67146, 89528, 96387, 99324, 100719, 104842, 121752, 128516, 134292, 157263, 192774, 198648, 201438, 209684, 257032, 268584, 289161, 314526, 385548, 402876, 419368, 471789, 578322, 629052, 771096, 805752, 943578, 995999, 1156644, 1258104, 1887156, 1991998, 2313288, 2987997, 3774312, 3983996, 5975994, 7967992, 8963991, 11951988, 17927982, 23903976, 35855964, 71711928]

約数ペア:

[(1, 71711928), (2, 35855964), (3, 23903976), (4, 17927982), (6, 11951988), (8, 8963991), (9, 7967992), (12, 5975994), (18, 3983996), (19, 3774312), (24, 2987997), (31, 2313288), (36, 1991998), (38, 1887156), (57, 1258104), (62, 1156644), (72, 995999), (76, 943578), (89, 805752), (93, 771096), (114, 629052), (124, 578322), (152, 471789), (171, 419368), (178, 402876), (186, 385548), (228, 314526), (248, 289161), (267, 268584), (279, 257032), (342, 209684), (356, 201438), (361, 198648), (372, 192774), (456, 157263), (534, 134292), (558, 128516), (589, 121752), (684, 104842), (712, 100719), (722, 99324), (744, 96387), (801, 89528), (1068, 67146), (1083, 66216), (1116, 64258), (1178, 60876), (1368, 52421), (1444, 49662), (1602, 44764), (1691, 42408), (1767, 40584), (2136, 33573), (2166, 33108), (2232, 32129), (2356, 30438), (2759, 25992), (2888, 24831), (3204, 22382), (3249, 22072), (3382, 21204), (3534, 20292), (4332, 16554), (4712, 15219), (5073, 14136), (5301, 13528), (5518, 12996), (6408, 11191), (6498, 11036), (6764, 10602), (7068, 10146), (8277, 8664)]