2256390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 6160320

約数和(自身を除く): 3903930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 137, 183, 270, 274, 305, 366, 411, 549, 610, 685, 822, 915, 1098, 1233, 1370, 1647, 1830, 2055, 2466, 2745, 3294, 3699, 4110, 5490, 6165, 7398, 8235, 8357, 12330, 16470, 16714, 18495, 25071, 36990, 41785, 50142, 75213, 83570, 125355, 150426, 225639, 250710, 376065, 451278, 752130, 1128195, 2256390]

約数ペア:

[(1, 2256390), (2, 1128195), (3, 752130), (5, 451278), (6, 376065), (9, 250710), (10, 225639), (15, 150426), (18, 125355), (27, 83570), (30, 75213), (45, 50142), (54, 41785), (61, 36990), (90, 25071), (122, 18495), (135, 16714), (137, 16470), (183, 12330), (270, 8357), (274, 8235), (305, 7398), (366, 6165), (411, 5490), (549, 4110), (610, 3699), (685, 3294), (822, 2745), (915, 2466), (1098, 2055), (1233, 1830), (1370, 1647)]