155520.0000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 7280640

約数和(自身を除く): 4506450

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 157, 186, 190, 285, 310, 314, 465, 471, 570, 589, 785, 930, 942, 1178, 1570, 1767, 2355, 2945, 2983, 3534, 4710, 4867, 5890, 5966, 8835, 8949, 9734, 14601, 14915, 17670, 17898, 24335, 29202, 29830, 44745, 48670, 73005, 89490, 92473, 146010, 184946, 277419, 462365, 554838, 924730, 1387095, 2774190]

約数ペア:

[(1, 2774190), (2, 1387095), (3, 924730), (5, 554838), (6, 462365), (10, 277419), (15, 184946), (19, 146010), (30, 92473), (31, 89490), (38, 73005), (57, 48670), (62, 44745), (93, 29830), (95, 29202), (114, 24335), (155, 17898), (157, 17670), (186, 14915), (190, 14601), (285, 9734), (310, 8949), (314, 8835), (465, 5966), (471, 5890), (570, 4867), (589, 4710), (785, 3534), (930, 2983), (942, 2945), (1178, 2355), (1570, 1767)]