245345328

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:528

約数の個数: 160

約数和(自身を含む): 753523200

約数和(自身を除く): 508177872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 71, 72, 76, 108, 114, 142, 144, 152, 171, 213, 216, 228, 284, 304, 342, 421, 426, 432, 456, 513, 568, 639, 684, 842, 852, 912, 1026, 1136, 1263, 1278, 1349, 1368, 1684, 1704, 1917, 2052, 2526, 2556, 2698, 2736, 3368, 3408, 3789, 3834, 4047, 4104, 5052, 5112, 5396, 6736, 7578, 7668, 7999, 8094, 8208, 10104, 10224, 10792, 11367, 12141, 15156, 15336, 15998, 16188, 20208, 21584, 22734, 23997, 24282, 29891, 30312, 30672, 31996, 32376, 36423, 45468, 47994, 48564, 59782, 60624, 63992, 64752, 71991, 72846, 89673, 90936, 95988, 97128, 119564, 127984, 143982, 145692, 179346, 181872, 191976, 194256, 215973, 239128, 269019, 287964, 291384, 358692, 383952, 431946, 478256, 538038, 567929, 575928, 582768, 717384, 807057, 863892, 1076076, 1135858, 1151856, 1434768, 1614114, 1703787, 1727784, 2152152, 2271716, 3228228, 3407574, 3455568, 4304304, 4543432, 5111361, 6456456, 6815148, 9086864, 10222722, 12912912, 13630296, 15334083, 20445444, 27260592, 30668166, 40890888, 61336332, 81781776, 122672664, 245345328]

約数ペア:

[(1, 245345328), (2, 122672664), (3, 81781776), (4, 61336332), (6, 40890888), (8, 30668166), (9, 27260592), (12, 20445444), (16, 15334083), (18, 13630296), (19, 12912912), (24, 10222722), (27, 9086864), (36, 6815148), (38, 6456456), (48, 5111361), (54, 4543432), (57, 4304304), (71, 3455568), (72, 3407574), (76, 3228228), (108, 2271716), (114, 2152152), (142, 1727784), (144, 1703787), (152, 1614114), (171, 1434768), (213, 1151856), (216, 1135858), (228, 1076076), (284, 863892), (304, 807057), (342, 717384), (421, 582768), (426, 575928), (432, 567929), (456, 538038), (513, 478256), (568, 431946), (639, 383952), (684, 358692), (842, 291384), (852, 287964), (912, 269019), (1026, 239128), (1136, 215973), (1263, 194256), (1278, 191976), (1349, 181872), (1368, 179346), (1684, 145692), (1704, 143982), (1917, 127984), (2052, 119564), (2526, 97128), (2556, 95988), (2698, 90936), (2736, 89673), (3368, 72846), (3408, 71991), (3789, 64752), (3834, 63992), (4047, 60624), (4104, 59782), (5052, 48564), (5112, 47994), (5396, 45468), (6736, 36423), (7578, 32376), (7668, 31996), (7999, 30672), (8094, 30312), (8208, 29891), (10104, 24282), (10224, 23997), (10792, 22734), (11367, 21584), (12141, 20208), (15156, 16188), (15336, 15998)]