77829720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4951}}^1$

素因数の和:5096

約数の個数: 64

約数和(自身を含む): 235319040

約数和(自身を除く): 157489320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 4951, 5240, 7860, 9902, 14853, 15720, 19804, 24755, 29706, 39608, 49510, 59412, 74265, 99020, 118824, 148530, 198040, 297060, 594120, 648581, 1297162, 1945743, 2594324, 3242905, 3891486, 5188648, 6485810, 7782972, 9728715, 12971620, 15565944, 19457430, 25943240, 38914860, 77829720]

約数ペア:

[(1, 77829720), (2, 38914860), (3, 25943240), (4, 19457430), (5, 15565944), (6, 12971620), (8, 9728715), (10, 7782972), (12, 6485810), (15, 5188648), (20, 3891486), (24, 3242905), (30, 2594324), (40, 1945743), (60, 1297162), (120, 648581), (131, 594120), (262, 297060), (393, 198040), (524, 148530), (655, 118824), (786, 99020), (1048, 74265), (1310, 59412), (1572, 49510), (1965, 39608), (2620, 29706), (3144, 24755), (3930, 19804), (4951, 15720), (5240, 14853), (7860, 9902)]