157301560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{811}}^1$

素因数の和:1208

約数の個数: 64

約数和(自身を含む): 382646880

約数和(自身を除く): 225345320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 373, 520, 746, 811, 1492, 1622, 1865, 2984, 3244, 3730, 4055, 4849, 6488, 7460, 8110, 9698, 10543, 14920, 16220, 19396, 21086, 24245, 32440, 38792, 42172, 48490, 52715, 84344, 96980, 105430, 193960, 210860, 302503, 421720, 605006, 1210012, 1512515, 2420024, 3025030, 3932539, 6050060, 7865078, 12100120, 15730156, 19662695, 31460312, 39325390, 78650780, 157301560]

約数ペア:

[(1, 157301560), (2, 78650780), (4, 39325390), (5, 31460312), (8, 19662695), (10, 15730156), (13, 12100120), (20, 7865078), (26, 6050060), (40, 3932539), (52, 3025030), (65, 2420024), (104, 1512515), (130, 1210012), (260, 605006), (373, 421720), (520, 302503), (746, 210860), (811, 193960), (1492, 105430), (1622, 96980), (1865, 84344), (2984, 52715), (3244, 48490), (3730, 42172), (4055, 38792), (4849, 32440), (6488, 24245), (7460, 21086), (8110, 19396), (9698, 16220), (10543, 14920)]