30722580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 109549440

約数和(自身を除く): 78826860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 659, 666, 740, 777, 1036, 1110, 1260, 1295, 1318, 1332, 1554, 1665, 1977, 2220, 2331, 2590, 2636, 3108, 3295, 3330, 3885, 3954, 4613, 4662, 5180, 5931, 6590, 6660, 7770, 7908, 9226, 9324, 9885, 11655, 11862, 13180, 13839, 15540, 18452, 19770, 23065, 23310, 23724, 24383, 27678, 29655, 39540, 41517, 46130, 46620, 48766, 55356, 59310, 69195, 73149, 83034, 92260, 97532, 118620, 121915, 138390, 146298, 166068, 170681, 207585, 219447, 243830, 276780, 292596, 341362, 365745, 415170, 438894, 487660, 512043, 682724, 731490, 830340, 853405, 877788, 1024086, 1097235, 1462980, 1536129, 1706810, 2048172, 2194470, 2560215, 3072258, 3413620, 4388940, 5120430, 6144516, 7680645, 10240860, 15361290, 30722580]

約数ペア:

[(1, 30722580), (2, 15361290), (3, 10240860), (4, 7680645), (5, 6144516), (6, 5120430), (7, 4388940), (9, 3413620), (10, 3072258), (12, 2560215), (14, 2194470), (15, 2048172), (18, 1706810), (20, 1536129), (21, 1462980), (28, 1097235), (30, 1024086), (35, 877788), (36, 853405), (37, 830340), (42, 731490), (45, 682724), (60, 512043), (63, 487660), (70, 438894), (74, 415170), (84, 365745), (90, 341362), (105, 292596), (111, 276780), (126, 243830), (140, 219447), (148, 207585), (180, 170681), (185, 166068), (210, 146298), (222, 138390), (252, 121915), (259, 118620), (315, 97532), (333, 92260), (370, 83034), (420, 73149), (444, 69195), (518, 59310), (555, 55356), (630, 48766), (659, 46620), (666, 46130), (740, 41517), (777, 39540), (1036, 29655), (1110, 27678), (1260, 24383), (1295, 23724), (1318, 23310), (1332, 23065), (1554, 19770), (1665, 18452), (1977, 15540), (2220, 13839), (2331, 13180), (2590, 11862), (2636, 11655), (3108, 9885), (3295, 9324), (3330, 9226), (3885, 7908), (3954, 7770), (4613, 6660), (4662, 6590), (5180, 5931)]