1230221880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4861}}^1$

素因数の和:4934

約数の個数: 192

約数和(自身を含む): 4323290400

約数和(自身を除く): 3093068520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 740, 760, 855, 888, 1110, 1140, 1332, 1368, 1406, 1480, 1665, 1710, 2109, 2220, 2280, 2664, 2812, 3330, 3420, 3515, 4218, 4440, 4861, 5624, 6327, 6660, 6840, 7030, 8436, 9722, 10545, 12654, 13320, 14060, 14583, 16872, 19444, 21090, 24305, 25308, 28120, 29166, 31635, 38888, 42180, 43749, 48610, 50616, 58332, 63270, 72915, 84360, 87498, 92359, 97220, 116664, 126540, 145830, 174996, 179857, 184718, 194440, 218745, 253080, 277077, 291660, 349992, 359714, 369436, 437490, 461795, 539571, 554154, 583320, 719428, 738872, 831231, 874980, 899285, 923590, 1079142, 1108308, 1385385, 1438856, 1618713, 1662462, 1749960, 1798570, 1847180, 2158284, 2216616, 2697855, 2770770, 3237426, 3324924, 3417283, 3597140, 3694360, 4156155, 4316568, 5395710, 5541540, 6474852, 6649848, 6834566, 7194280, 8093565, 8312310, 10251849, 10791420, 11083080, 12949704, 13669132, 16187130, 16624620, 17086415, 20503698, 21582840, 27338264, 30755547, 32374260, 33249240, 34172830, 41007396, 51259245, 61511094, 64748520, 68345660, 82014792, 102518490, 123022188, 136691320, 153777735, 205036980, 246044376, 307555470, 410073960, 615110940, 1230221880]

約数ペア:

[(1, 1230221880), (2, 615110940), (3, 410073960), (4, 307555470), (5, 246044376), (6, 205036980), (8, 153777735), (9, 136691320), (10, 123022188), (12, 102518490), (15, 82014792), (18, 68345660), (19, 64748520), (20, 61511094), (24, 51259245), (30, 41007396), (36, 34172830), (37, 33249240), (38, 32374260), (40, 30755547), (45, 27338264), (57, 21582840), (60, 20503698), (72, 17086415), (74, 16624620), (76, 16187130), (90, 13669132), (95, 12949704), (111, 11083080), (114, 10791420), (120, 10251849), (148, 8312310), (152, 8093565), (171, 7194280), (180, 6834566), (185, 6649848), (190, 6474852), (222, 5541540), (228, 5395710), (285, 4316568), (296, 4156155), (333, 3694360), (342, 3597140), (360, 3417283), (370, 3324924), (380, 3237426), (444, 2770770), (456, 2697855), (555, 2216616), (570, 2158284), (666, 1847180), (684, 1798570), (703, 1749960), (740, 1662462), (760, 1618713), (855, 1438856), (888, 1385385), (1110, 1108308), (1140, 1079142), (1332, 923590), (1368, 899285), (1406, 874980), (1480, 831231), (1665, 738872), (1710, 719428), (2109, 583320), (2220, 554154), (2280, 539571), (2664, 461795), (2812, 437490), (3330, 369436), (3420, 359714), (3515, 349992), (4218, 291660), (4440, 277077), (4861, 253080), (5624, 218745), (6327, 194440), (6660, 184718), (6840, 179857), (7030, 174996), (8436, 145830), (9722, 126540), (10545, 116664), (12654, 97220), (13320, 92359), (14060, 87498), (14583, 84360), (16872, 72915), (19444, 63270), (21090, 58332), (24305, 50616), (25308, 48610), (28120, 43749), (29166, 42180), (31635, 38888)]