128203944

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 374976000

約数和(自身を除く): 246772056

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 61, 66, 76, 88, 114, 122, 132, 152, 183, 209, 228, 244, 264, 366, 418, 419, 456, 488, 627, 671, 732, 836, 838, 1159, 1254, 1257, 1342, 1464, 1672, 1676, 2013, 2318, 2508, 2514, 2684, 3352, 3477, 4026, 4609, 4636, 5016, 5028, 5368, 6954, 7961, 8052, 9218, 9272, 10056, 12749, 13827, 13908, 15922, 16104, 18436, 23883, 25498, 25559, 27654, 27816, 31844, 36872, 38247, 47766, 50996, 51118, 55308, 63688, 76494, 76677, 87571, 95532, 101992, 102236, 110616, 152988, 153354, 175142, 191064, 204472, 262713, 281149, 305976, 306708, 350284, 485621, 525426, 562298, 613416, 700568, 843447, 971242, 1050852, 1124596, 1456863, 1686894, 1942484, 2101704, 2249192, 2913726, 3373788, 3884968, 5341831, 5827452, 6747576, 10683662, 11654904, 16025493, 21367324, 32050986, 42734648, 64101972, 128203944]

約数ペア:

[(1, 128203944), (2, 64101972), (3, 42734648), (4, 32050986), (6, 21367324), (8, 16025493), (11, 11654904), (12, 10683662), (19, 6747576), (22, 5827452), (24, 5341831), (33, 3884968), (38, 3373788), (44, 2913726), (57, 2249192), (61, 2101704), (66, 1942484), (76, 1686894), (88, 1456863), (114, 1124596), (122, 1050852), (132, 971242), (152, 843447), (183, 700568), (209, 613416), (228, 562298), (244, 525426), (264, 485621), (366, 350284), (418, 306708), (419, 305976), (456, 281149), (488, 262713), (627, 204472), (671, 191064), (732, 175142), (836, 153354), (838, 152988), (1159, 110616), (1254, 102236), (1257, 101992), (1342, 95532), (1464, 87571), (1672, 76677), (1676, 76494), (2013, 63688), (2318, 55308), (2508, 51118), (2514, 50996), (2684, 47766), (3352, 38247), (3477, 36872), (4026, 31844), (4609, 27816), (4636, 27654), (5016, 25559), (5028, 25498), (5368, 23883), (6954, 18436), (7961, 16104), (8052, 15922), (9218, 13908), (9272, 13827), (10056, 12749)]