640818864

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{10091}}^1$

素因数の和:10125

約数の個数: 150

約数和(自身を含む): 2157740244

約数和(自身を除く): 1516921380

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 252, 294, 324, 336, 378, 392, 432, 441, 504, 567, 588, 648, 756, 784, 882, 1008, 1134, 1176, 1296, 1323, 1512, 1764, 2268, 2352, 2646, 3024, 3528, 3969, 4536, 5292, 7056, 7938, 9072, 10091, 10584, 15876, 20182, 21168, 30273, 31752, 40364, 60546, 63504, 70637, 80728, 90819, 121092, 141274, 161456, 181638, 211911, 242184, 272457, 282548, 363276, 423822, 484368, 494459, 544914, 565096, 635733, 726552, 817371, 847644, 988918, 1089828, 1130192, 1271466, 1453104, 1483377, 1634742, 1695288, 1907199, 1977836, 2179656, 2542932, 2966754, 3269484, 3390576, 3814398, 3955672, 4359312, 4450131, 5085864, 5721597, 5933508, 6538968, 7628796, 7911344, 8900262, 10171728, 11443194, 11867016, 13077936, 13350393, 15257592, 17800524, 22886388, 23734032, 26700786, 30515184, 35601048, 40051179, 45772776, 53401572, 71202096, 80102358, 91545552, 106803144, 160204716, 213606288, 320409432, 640818864]

約数ペア:

[(1, 640818864), (2, 320409432), (3, 213606288), (4, 160204716), (6, 106803144), (7, 91545552), (8, 80102358), (9, 71202096), (12, 53401572), (14, 45772776), (16, 40051179), (18, 35601048), (21, 30515184), (24, 26700786), (27, 23734032), (28, 22886388), (36, 17800524), (42, 15257592), (48, 13350393), (49, 13077936), (54, 11867016), (56, 11443194), (63, 10171728), (72, 8900262), (81, 7911344), (84, 7628796), (98, 6538968), (108, 5933508), (112, 5721597), (126, 5085864), (144, 4450131), (147, 4359312), (162, 3955672), (168, 3814398), (189, 3390576), (196, 3269484), (216, 2966754), (252, 2542932), (294, 2179656), (324, 1977836), (336, 1907199), (378, 1695288), (392, 1634742), (432, 1483377), (441, 1453104), (504, 1271466), (567, 1130192), (588, 1089828), (648, 988918), (756, 847644), (784, 817371), (882, 726552), (1008, 635733), (1134, 565096), (1176, 544914), (1296, 494459), (1323, 484368), (1512, 423822), (1764, 363276), (2268, 282548), (2352, 272457), (2646, 242184), (3024, 211911), (3528, 181638), (3969, 161456), (4536, 141274), (5292, 121092), (7056, 90819), (7938, 80728), (9072, 70637), (10091, 63504), (10584, 60546), (15876, 40364), (20182, 31752), (21168, 30273)]