71287848

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 215030400

約数和(自身を除く): 143742552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 41, 57, 62, 72, 76, 82, 93, 114, 123, 124, 152, 164, 171, 186, 228, 246, 248, 279, 328, 342, 369, 372, 456, 492, 558, 589, 684, 738, 744, 779, 984, 1116, 1178, 1271, 1368, 1476, 1558, 1681, 1767, 2232, 2337, 2356, 2542, 2952, 3116, 3362, 3534, 3813, 4674, 4712, 5043, 5084, 5301, 6232, 6724, 7011, 7068, 7626, 9348, 10086, 10168, 10602, 11439, 13448, 14022, 14136, 15129, 15252, 18696, 20172, 21204, 22878, 24149, 28044, 30258, 30504, 31939, 40344, 42408, 45756, 48298, 52111, 56088, 60516, 63878, 72447, 91512, 95817, 96596, 104222, 121032, 127756, 144894, 156333, 191634, 193192, 208444, 217341, 255512, 287451, 289788, 312666, 383268, 416888, 434682, 468999, 574902, 579576, 625332, 766536, 869364, 937998, 990109, 1149804, 1250664, 1738728, 1875996, 1980218, 2299608, 2970327, 3751992, 3960436, 5940654, 7920872, 8910981, 11881308, 17821962, 23762616, 35643924, 71287848]

約数ペア:

[(1, 71287848), (2, 35643924), (3, 23762616), (4, 17821962), (6, 11881308), (8, 8910981), (9, 7920872), (12, 5940654), (18, 3960436), (19, 3751992), (24, 2970327), (31, 2299608), (36, 1980218), (38, 1875996), (41, 1738728), (57, 1250664), (62, 1149804), (72, 990109), (76, 937998), (82, 869364), (93, 766536), (114, 625332), (123, 579576), (124, 574902), (152, 468999), (164, 434682), (171, 416888), (186, 383268), (228, 312666), (246, 289788), (248, 287451), (279, 255512), (328, 217341), (342, 208444), (369, 193192), (372, 191634), (456, 156333), (492, 144894), (558, 127756), (589, 121032), (684, 104222), (738, 96596), (744, 95817), (779, 91512), (984, 72447), (1116, 63878), (1178, 60516), (1271, 56088), (1368, 52111), (1476, 48298), (1558, 45756), (1681, 42408), (1767, 40344), (2232, 31939), (2337, 30504), (2356, 30258), (2542, 28044), (2952, 24149), (3116, 22878), (3362, 21204), (3534, 20172), (3813, 18696), (4674, 15252), (4712, 15129), (5043, 14136), (5084, 14022), (5301, 13448), (6232, 11439), (6724, 10602), (7011, 10168), (7068, 10086), (7626, 9348)]