256774968

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 781812000

約数和(自身を除く): 525037032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 37, 38, 54, 57, 72, 74, 76, 89, 108, 111, 114, 148, 152, 171, 178, 216, 222, 228, 267, 296, 333, 342, 356, 361, 444, 456, 513, 534, 666, 684, 703, 712, 722, 801, 888, 999, 1026, 1068, 1083, 1332, 1368, 1406, 1444, 1602, 1691, 1998, 2052, 2109, 2136, 2166, 2403, 2664, 2812, 2888, 3204, 3249, 3293, 3382, 3996, 4104, 4218, 4332, 4806, 5073, 5624, 6327, 6408, 6498, 6586, 6764, 7992, 8436, 8664, 9612, 9747, 9879, 10146, 12654, 12996, 13172, 13357, 13528, 15219, 16872, 18981, 19224, 19494, 19758, 20292, 25308, 25992, 26344, 26714, 29637, 30438, 32129, 37962, 38988, 39516, 40071, 40584, 45657, 50616, 53428, 59274, 60876, 62567, 64258, 75924, 77976, 79032, 80142, 88911, 91314, 96387, 106856, 118548, 120213, 121752, 125134, 128516, 151848, 160284, 177822, 182628, 187701, 192774, 237096, 240426, 250268, 257032, 289161, 320568, 355644, 360639, 365256, 375402, 385548, 480852, 500536, 563103, 578322, 711288, 721278, 750804, 771096, 867483, 961704, 1126206, 1156644, 1188773, 1442556, 1501608, 1689309, 1734966, 2252412, 2313288, 2377546, 2885112, 3378618, 3469932, 3566319, 4504824, 4755092, 6757236, 6939864, 7132638, 9510184, 10698957, 13514472, 14265276, 21397914, 28530552, 32096871, 42795828, 64193742, 85591656, 128387484, 256774968]

約数ペア:

[(1, 256774968), (2, 128387484), (3, 85591656), (4, 64193742), (6, 42795828), (8, 32096871), (9, 28530552), (12, 21397914), (18, 14265276), (19, 13514472), (24, 10698957), (27, 9510184), (36, 7132638), (37, 6939864), (38, 6757236), (54, 4755092), (57, 4504824), (72, 3566319), (74, 3469932), (76, 3378618), (89, 2885112), (108, 2377546), (111, 2313288), (114, 2252412), (148, 1734966), (152, 1689309), (171, 1501608), (178, 1442556), (216, 1188773), (222, 1156644), (228, 1126206), (267, 961704), (296, 867483), (333, 771096), (342, 750804), (356, 721278), (361, 711288), (444, 578322), (456, 563103), (513, 500536), (534, 480852), (666, 385548), (684, 375402), (703, 365256), (712, 360639), (722, 355644), (801, 320568), (888, 289161), (999, 257032), (1026, 250268), (1068, 240426), (1083, 237096), (1332, 192774), (1368, 187701), (1406, 182628), (1444, 177822), (1602, 160284), (1691, 151848), (1998, 128516), (2052, 125134), (2109, 121752), (2136, 120213), (2166, 118548), (2403, 106856), (2664, 96387), (2812, 91314), (2888, 88911), (3204, 80142), (3249, 79032), (3293, 77976), (3382, 75924), (3996, 64258), (4104, 62567), (4218, 60876), (4332, 59274), (4806, 53428), (5073, 50616), (5624, 45657), (6327, 40584), (6408, 40071), (6498, 39516), (6586, 38988), (6764, 37962), (7992, 32129), (8436, 30438), (8664, 29637), (9612, 26714), (9747, 26344), (9879, 25992), (10146, 25308), (12654, 20292), (12996, 19758), (13172, 19494), (13357, 19224), (13528, 18981), (15219, 16872)]