388416120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{3313}}^1$

素因数の和:4304

約数の個数: 64

約数和(自身を含む): 1166793120

約数和(自身を除く): 778377000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 977, 1954, 2931, 3313, 3908, 4885, 5862, 6626, 7816, 9770, 9939, 11724, 13252, 14655, 16565, 19540, 19878, 23448, 26504, 29310, 33130, 39080, 39756, 49695, 58620, 66260, 79512, 99390, 117240, 132520, 198780, 397560, 3236801, 6473602, 9710403, 12947204, 16184005, 19420806, 25894408, 32368010, 38841612, 48552015, 64736020, 77683224, 97104030, 129472040, 194208060, 388416120]

約数ペア:

[(1, 388416120), (2, 194208060), (3, 129472040), (4, 97104030), (5, 77683224), (6, 64736020), (8, 48552015), (10, 38841612), (12, 32368010), (15, 25894408), (20, 19420806), (24, 16184005), (30, 12947204), (40, 9710403), (60, 6473602), (120, 3236801), (977, 397560), (1954, 198780), (2931, 132520), (3313, 117240), (3908, 99390), (4885, 79512), (5862, 66260), (6626, 58620), (7816, 49695), (9770, 39756), (9939, 39080), (11724, 33130), (13252, 29310), (14655, 26504), (16565, 23448), (19540, 19878)]