72217376

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 186157440

約数和(自身を除く): 113940064

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 53, 56, 77, 79, 88, 98, 106, 112, 154, 158, 176, 196, 212, 224, 308, 316, 352, 371, 392, 424, 539, 553, 583, 616, 632, 742, 784, 848, 869, 1078, 1106, 1166, 1232, 1264, 1484, 1568, 1696, 1738, 2156, 2212, 2332, 2464, 2528, 2597, 2968, 3476, 3871, 4081, 4187, 4312, 4424, 4664, 5194, 5936, 6083, 6952, 7742, 8162, 8374, 8624, 8848, 9328, 10388, 11872, 12166, 13904, 15484, 16324, 16748, 17248, 17696, 18656, 20776, 24332, 27808, 28567, 29309, 30968, 32648, 33496, 41552, 42581, 46057, 48664, 57134, 58618, 61936, 65296, 66992, 83104, 85162, 92114, 97328, 114268, 117236, 123872, 130592, 133984, 170324, 184228, 194656, 205163, 228536, 234472, 322399, 340648, 368456, 410326, 457072, 468944, 644798, 681296, 736912, 820652, 914144, 937888, 1289596, 1362592, 1473824, 1641304, 2256793, 2579192, 3282608, 4513586, 5158384, 6565216, 9027172, 10316768, 18054344, 36108688, 72217376]

約数ペア:

[(1, 72217376), (2, 36108688), (4, 18054344), (7, 10316768), (8, 9027172), (11, 6565216), (14, 5158384), (16, 4513586), (22, 3282608), (28, 2579192), (32, 2256793), (44, 1641304), (49, 1473824), (53, 1362592), (56, 1289596), (77, 937888), (79, 914144), (88, 820652), (98, 736912), (106, 681296), (112, 644798), (154, 468944), (158, 457072), (176, 410326), (196, 368456), (212, 340648), (224, 322399), (308, 234472), (316, 228536), (352, 205163), (371, 194656), (392, 184228), (424, 170324), (539, 133984), (553, 130592), (583, 123872), (616, 117236), (632, 114268), (742, 97328), (784, 92114), (848, 85162), (869, 83104), (1078, 66992), (1106, 65296), (1166, 61936), (1232, 58618), (1264, 57134), (1484, 48664), (1568, 46057), (1696, 42581), (1738, 41552), (2156, 33496), (2212, 32648), (2332, 30968), (2464, 29309), (2528, 28567), (2597, 27808), (2968, 24332), (3476, 20776), (3871, 18656), (4081, 17696), (4187, 17248), (4312, 16748), (4424, 16324), (4664, 15484), (5194, 13904), (5936, 12166), (6083, 11872), (6952, 10388), (7742, 9328), (8162, 8848), (8374, 8624)]