644156928

素因数分解:

$2^9\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2741}}^1$

素因数の和:2785

約数の個数: 160

約数和(自身を含む): 2019647520

約数和(自身を除く): 1375490592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 256, 272, 288, 306, 384, 408, 432, 459, 512, 544, 576, 612, 768, 816, 864, 918, 1088, 1152, 1224, 1536, 1632, 1728, 1836, 2176, 2304, 2448, 2741, 3264, 3456, 3672, 4352, 4608, 4896, 5482, 6528, 6912, 7344, 8223, 8704, 9792, 10964, 13056, 13824, 14688, 16446, 19584, 21928, 24669, 26112, 29376, 32892, 39168, 43856, 46597, 49338, 58752, 65784, 74007, 78336, 87712, 93194, 98676, 117504, 131568, 139791, 148014, 175424, 186388, 197352, 235008, 263136, 279582, 296028, 350848, 372776, 394704, 419373, 526272, 559164, 592056, 701696, 745552, 789408, 838746, 1052544, 1118328, 1184112, 1258119, 1403392, 1491104, 1578816, 1677492, 2105088, 2236656, 2368224, 2516238, 2982208, 3157632, 3354984, 4210176, 4473312, 4736448, 5032476, 5964416, 6315264, 6709968, 8946624, 9472896, 10064952, 11928832, 12630528, 13419936, 17893248, 18945792, 20129904, 23857664, 26839872, 35786496, 37891584, 40259808, 53679744, 71572992, 80519616, 107359488, 161039232, 214718976, 322078464, 644156928]

約数ペア:

[(1, 644156928), (2, 322078464), (3, 214718976), (4, 161039232), (6, 107359488), (8, 80519616), (9, 71572992), (12, 53679744), (16, 40259808), (17, 37891584), (18, 35786496), (24, 26839872), (27, 23857664), (32, 20129904), (34, 18945792), (36, 17893248), (48, 13419936), (51, 12630528), (54, 11928832), (64, 10064952), (68, 9472896), (72, 8946624), (96, 6709968), (102, 6315264), (108, 5964416), (128, 5032476), (136, 4736448), (144, 4473312), (153, 4210176), (192, 3354984), (204, 3157632), (216, 2982208), (256, 2516238), (272, 2368224), (288, 2236656), (306, 2105088), (384, 1677492), (408, 1578816), (432, 1491104), (459, 1403392), (512, 1258119), (544, 1184112), (576, 1118328), (612, 1052544), (768, 838746), (816, 789408), (864, 745552), (918, 701696), (1088, 592056), (1152, 559164), (1224, 526272), (1536, 419373), (1632, 394704), (1728, 372776), (1836, 350848), (2176, 296028), (2304, 279582), (2448, 263136), (2741, 235008), (3264, 197352), (3456, 186388), (3672, 175424), (4352, 148014), (4608, 139791), (4896, 131568), (5482, 117504), (6528, 98676), (6912, 93194), (7344, 87712), (8223, 78336), (8704, 74007), (9792, 65784), (10964, 58752), (13056, 49338), (13824, 46597), (14688, 43856), (16446, 39168), (19584, 32892), (21928, 29376), (24669, 26112)]