515098480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1299

約数の個数: 120

約数和(自身を含む): 1339735680

約数和(自身を除く): 824637200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 169, 208, 248, 260, 310, 338, 403, 496, 520, 620, 676, 806, 845, 1040, 1229, 1240, 1352, 1612, 1690, 2015, 2458, 2480, 2704, 3224, 3380, 4030, 4916, 5239, 6145, 6448, 6760, 8060, 9832, 10478, 12290, 13520, 15977, 16120, 19664, 20956, 24580, 26195, 31954, 32240, 38099, 41912, 49160, 52390, 63908, 76198, 79885, 83824, 98320, 104780, 127816, 152396, 159770, 190495, 207701, 209560, 255632, 304792, 319540, 380990, 415402, 419120, 495287, 609584, 639080, 761980, 830804, 990574, 1038505, 1278160, 1523960, 1661608, 1981148, 2077010, 2476435, 3047920, 3323216, 3962296, 4154020, 4952870, 6438731, 7924592, 8308040, 9905740, 12877462, 16616080, 19811480, 25754924, 32193655, 39622960, 51509848, 64387310, 103019696, 128774620, 257549240, 515098480]

約数ペア:

[(1, 515098480), (2, 257549240), (4, 128774620), (5, 103019696), (8, 64387310), (10, 51509848), (13, 39622960), (16, 32193655), (20, 25754924), (26, 19811480), (31, 16616080), (40, 12877462), (52, 9905740), (62, 8308040), (65, 7924592), (80, 6438731), (104, 4952870), (124, 4154020), (130, 3962296), (155, 3323216), (169, 3047920), (208, 2476435), (248, 2077010), (260, 1981148), (310, 1661608), (338, 1523960), (403, 1278160), (496, 1038505), (520, 990574), (620, 830804), (676, 761980), (806, 639080), (845, 609584), (1040, 495287), (1229, 419120), (1240, 415402), (1352, 380990), (1612, 319540), (1690, 304792), (2015, 255632), (2458, 209560), (2480, 207701), (2704, 190495), (3224, 159770), (3380, 152396), (4030, 127816), (4916, 104780), (5239, 98320), (6145, 83824), (6448, 79885), (6760, 76198), (8060, 63908), (9832, 52390), (10478, 49160), (12290, 41912), (13520, 38099), (15977, 32240), (16120, 31954), (19664, 26195), (20956, 24580)]