720030384

素因数分解:

$2^4\times 3^8\times {\mathrm{19}}^3$

素因数の和:89

約数の個数: 180

約数和(自身を含む): 2208714040

約数和(自身を除く): 1488683656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 361, 432, 456, 486, 513, 648, 684, 722, 729, 912, 972, 1026, 1083, 1296, 1368, 1444, 1458, 1539, 1944, 2052, 2166, 2187, 2736, 2888, 2916, 3078, 3249, 3888, 4104, 4332, 4374, 4617, 5776, 5832, 6156, 6498, 6561, 6859, 8208, 8664, 8748, 9234, 9747, 11664, 12312, 12996, 13122, 13718, 13851, 17328, 17496, 18468, 19494, 20577, 24624, 25992, 26244, 27436, 27702, 29241, 34992, 36936, 38988, 41154, 41553, 51984, 52488, 54872, 55404, 58482, 61731, 73872, 77976, 82308, 83106, 87723, 104976, 109744, 110808, 116964, 123462, 124659, 155952, 164616, 166212, 175446, 185193, 221616, 233928, 246924, 249318, 263169, 329232, 332424, 350892, 370386, 467856, 493848, 498636, 526338, 555579, 664848, 701784, 740772, 789507, 987696, 997272, 1052676, 1111158, 1403568, 1481544, 1579014, 1666737, 1994544, 2105352, 2222316, 2368521, 2963088, 3158028, 3333474, 4210704, 4444632, 4737042, 5000211, 6316056, 6666948, 8889264, 9474084, 10000422, 12632112, 13333896, 15000633, 18948168, 20000844, 26667792, 30001266, 37896336, 40001688, 45001899, 60002532, 80003376, 90003798, 120005064, 180007596, 240010128, 360015192, 720030384]

約数ペア:

[(1, 720030384), (2, 360015192), (3, 240010128), (4, 180007596), (6, 120005064), (8, 90003798), (9, 80003376), (12, 60002532), (16, 45001899), (18, 40001688), (19, 37896336), (24, 30001266), (27, 26667792), (36, 20000844), (38, 18948168), (48, 15000633), (54, 13333896), (57, 12632112), (72, 10000422), (76, 9474084), (81, 8889264), (108, 6666948), (114, 6316056), (144, 5000211), (152, 4737042), (162, 4444632), (171, 4210704), (216, 3333474), (228, 3158028), (243, 2963088), (304, 2368521), (324, 2222316), (342, 2105352), (361, 1994544), (432, 1666737), (456, 1579014), (486, 1481544), (513, 1403568), (648, 1111158), (684, 1052676), (722, 997272), (729, 987696), (912, 789507), (972, 740772), (1026, 701784), (1083, 664848), (1296, 555579), (1368, 526338), (1444, 498636), (1458, 493848), (1539, 467856), (1944, 370386), (2052, 350892), (2166, 332424), (2187, 329232), (2736, 263169), (2888, 249318), (2916, 246924), (3078, 233928), (3249, 221616), (3888, 185193), (4104, 175446), (4332, 166212), (4374, 164616), (4617, 155952), (5776, 124659), (5832, 123462), (6156, 116964), (6498, 110808), (6561, 109744), (6859, 104976), (8208, 87723), (8664, 83106), (8748, 82308), (9234, 77976), (9747, 73872), (11664, 61731), (12312, 58482), (12996, 55404), (13122, 54872), (13718, 52488), (13851, 51984), (17328, 41553), (17496, 41154), (18468, 38988), (19494, 36936), (20577, 34992), (24624, 29241), (25992, 27702), (26244, 27436)]