394373880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19219}}^1$

素因数の和:19258

約数の個数: 128

約数和(自身を含む): 1383840000

約数和(自身を除く): 989466120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 19219, 20520, 38438, 57657, 76876, 96095, 115314, 153752, 172971, 192190, 230628, 288285, 345942, 365161, 384380, 461256, 518913, 576570, 691884, 730322, 768760, 864855, 1037826, 1095483, 1153140, 1383768, 1460644, 1729710, 1825805, 2075652, 2190966, 2306280, 2594565, 2921288, 3286449, 3459420, 3651610, 4151304, 4381932, 5189130, 5477415, 6572898, 6918840, 7303220, 8763864, 9859347, 10378260, 10954830, 13145796, 14606440, 16432245, 19718694, 20756520, 21909660, 26291592, 32864490, 39437388, 43819320, 49296735, 65728980, 78874776, 98593470, 131457960, 197186940, 394373880]

約数ペア:

[(1, 394373880), (2, 197186940), (3, 131457960), (4, 98593470), (5, 78874776), (6, 65728980), (8, 49296735), (9, 43819320), (10, 39437388), (12, 32864490), (15, 26291592), (18, 21909660), (19, 20756520), (20, 19718694), (24, 16432245), (27, 14606440), (30, 13145796), (36, 10954830), (38, 10378260), (40, 9859347), (45, 8763864), (54, 7303220), (57, 6918840), (60, 6572898), (72, 5477415), (76, 5189130), (90, 4381932), (95, 4151304), (108, 3651610), (114, 3459420), (120, 3286449), (135, 2921288), (152, 2594565), (171, 2306280), (180, 2190966), (190, 2075652), (216, 1825805), (228, 1729710), (270, 1460644), (285, 1383768), (342, 1153140), (360, 1095483), (380, 1037826), (456, 864855), (513, 768760), (540, 730322), (570, 691884), (684, 576570), (760, 518913), (855, 461256), (1026, 384380), (1080, 365161), (1140, 345942), (1368, 288285), (1710, 230628), (2052, 192190), (2280, 172971), (2565, 153752), (3420, 115314), (4104, 96095), (5130, 76876), (6840, 57657), (10260, 38438), (19219, 20520)]