72997392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 219985920

約数和(自身を除く): 146988528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 47, 48, 52, 57, 76, 78, 94, 104, 114, 131, 141, 152, 156, 188, 208, 228, 247, 262, 282, 304, 312, 376, 393, 456, 494, 524, 564, 611, 624, 741, 752, 786, 893, 912, 988, 1048, 1128, 1222, 1482, 1572, 1703, 1786, 1833, 1976, 2096, 2256, 2444, 2489, 2679, 2964, 3144, 3406, 3572, 3666, 3952, 4888, 4978, 5109, 5358, 5928, 6157, 6288, 6812, 7144, 7332, 7467, 9776, 9956, 10218, 10716, 11609, 11856, 12314, 13624, 14288, 14664, 14934, 18471, 19912, 20436, 21432, 23218, 24628, 27248, 29328, 29868, 32357, 34827, 36942, 39824, 40872, 42864, 46436, 49256, 59736, 64714, 69654, 73884, 80041, 81744, 92872, 97071, 98512, 116983, 119472, 129428, 139308, 147768, 160082, 185744, 194142, 233966, 240123, 258856, 278616, 295536, 320164, 350949, 388284, 467932, 480246, 517712, 557232, 640328, 701898, 776568, 935864, 960492, 1280656, 1403796, 1520779, 1553136, 1871728, 1920984, 2807592, 3041558, 3841968, 4562337, 5615184, 6083116, 9124674, 12166232, 18249348, 24332464, 36498696, 72997392]

約数ペア:

[(1, 72997392), (2, 36498696), (3, 24332464), (4, 18249348), (6, 12166232), (8, 9124674), (12, 6083116), (13, 5615184), (16, 4562337), (19, 3841968), (24, 3041558), (26, 2807592), (38, 1920984), (39, 1871728), (47, 1553136), (48, 1520779), (52, 1403796), (57, 1280656), (76, 960492), (78, 935864), (94, 776568), (104, 701898), (114, 640328), (131, 557232), (141, 517712), (152, 480246), (156, 467932), (188, 388284), (208, 350949), (228, 320164), (247, 295536), (262, 278616), (282, 258856), (304, 240123), (312, 233966), (376, 194142), (393, 185744), (456, 160082), (494, 147768), (524, 139308), (564, 129428), (611, 119472), (624, 116983), (741, 98512), (752, 97071), (786, 92872), (893, 81744), (912, 80041), (988, 73884), (1048, 69654), (1128, 64714), (1222, 59736), (1482, 49256), (1572, 46436), (1703, 42864), (1786, 40872), (1833, 39824), (1976, 36942), (2096, 34827), (2256, 32357), (2444, 29868), (2489, 29328), (2679, 27248), (2964, 24628), (3144, 23218), (3406, 21432), (3572, 20436), (3666, 19912), (3952, 18471), (4888, 14934), (4978, 14664), (5109, 14288), (5358, 13624), (5928, 12314), (6157, 11856), (6288, 11609), (6812, 10716), (7144, 10218), (7332, 9956), (7467, 9776)]