213335640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{28219}}^1$

素因数の和:28246

約数の個数: 128

約数和(自身を含む): 812736000

約数和(自身を除く): 599400360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 28219, 56438, 84657, 112876, 141095, 169314, 197533, 225752, 253971, 282190, 338628, 395066, 423285, 507942, 564380, 592599, 677256, 761913, 790132, 846570, 987665, 1015884, 1128760, 1185198, 1269855, 1523826, 1580264, 1693140, 1777797, 1975330, 2031768, 2370396, 2539710, 2962995, 3047652, 3386280, 3555594, 3809565, 3950660, 4740792, 5079420, 5333391, 5925990, 6095304, 7111188, 7619130, 7901320, 8888985, 10158840, 10666782, 11851980, 14222376, 15238260, 17777970, 21333564, 23703960, 26666955, 30476520, 35555940, 42667128, 53333910, 71111880, 106667820, 213335640]

約数ペア:

[(1, 213335640), (2, 106667820), (3, 71111880), (4, 53333910), (5, 42667128), (6, 35555940), (7, 30476520), (8, 26666955), (9, 23703960), (10, 21333564), (12, 17777970), (14, 15238260), (15, 14222376), (18, 11851980), (20, 10666782), (21, 10158840), (24, 8888985), (27, 7901320), (28, 7619130), (30, 7111188), (35, 6095304), (36, 5925990), (40, 5333391), (42, 5079420), (45, 4740792), (54, 3950660), (56, 3809565), (60, 3555594), (63, 3386280), (70, 3047652), (72, 2962995), (84, 2539710), (90, 2370396), (105, 2031768), (108, 1975330), (120, 1777797), (126, 1693140), (135, 1580264), (140, 1523826), (168, 1269855), (180, 1185198), (189, 1128760), (210, 1015884), (216, 987665), (252, 846570), (270, 790132), (280, 761913), (315, 677256), (360, 592599), (378, 564380), (420, 507942), (504, 423285), (540, 395066), (630, 338628), (756, 282190), (840, 253971), (945, 225752), (1080, 197533), (1260, 169314), (1512, 141095), (1890, 112876), (2520, 84657), (3780, 56438), (7560, 28219)]