78178776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 222566400

約数和(自身を除く): 144387624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 59, 62, 78, 93, 104, 118, 124, 137, 156, 177, 186, 236, 248, 274, 312, 354, 372, 403, 411, 472, 548, 708, 744, 767, 806, 822, 1096, 1209, 1416, 1534, 1612, 1644, 1781, 1829, 2301, 2418, 3068, 3224, 3288, 3562, 3658, 4247, 4602, 4836, 5343, 5487, 6136, 7124, 7316, 8083, 8494, 9204, 9672, 10686, 10974, 12741, 14248, 14632, 16166, 16988, 18408, 21372, 21948, 23777, 24249, 25482, 32332, 33976, 42744, 43896, 47554, 48498, 50964, 55211, 64664, 71331, 95108, 96996, 101928, 105079, 110422, 142662, 165633, 190216, 193992, 210158, 220844, 250573, 285324, 315237, 331266, 420316, 441688, 501146, 570648, 630474, 662532, 751719, 840632, 1002292, 1260948, 1325064, 1503438, 2004584, 2521896, 3006876, 3257449, 6013752, 6514898, 9772347, 13029796, 19544694, 26059592, 39089388, 78178776]

約数ペア:

[(1, 78178776), (2, 39089388), (3, 26059592), (4, 19544694), (6, 13029796), (8, 9772347), (12, 6514898), (13, 6013752), (24, 3257449), (26, 3006876), (31, 2521896), (39, 2004584), (52, 1503438), (59, 1325064), (62, 1260948), (78, 1002292), (93, 840632), (104, 751719), (118, 662532), (124, 630474), (137, 570648), (156, 501146), (177, 441688), (186, 420316), (236, 331266), (248, 315237), (274, 285324), (312, 250573), (354, 220844), (372, 210158), (403, 193992), (411, 190216), (472, 165633), (548, 142662), (708, 110422), (744, 105079), (767, 101928), (806, 96996), (822, 95108), (1096, 71331), (1209, 64664), (1416, 55211), (1534, 50964), (1612, 48498), (1644, 47554), (1781, 43896), (1829, 42744), (2301, 33976), (2418, 32332), (3068, 25482), (3224, 24249), (3288, 23777), (3562, 21948), (3658, 21372), (4247, 18408), (4602, 16988), (4836, 16166), (5343, 14632), (5487, 14248), (6136, 12741), (7124, 10974), (7316, 10686), (8083, 9672), (8494, 9204)]