291236940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 998000640

約数和(自身を除く): 706763700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 41, 45, 57, 60, 62, 67, 76, 82, 90, 93, 95, 114, 123, 124, 134, 155, 164, 171, 180, 186, 190, 201, 205, 228, 246, 268, 279, 285, 310, 335, 342, 369, 372, 380, 402, 410, 465, 492, 558, 570, 589, 603, 615, 620, 670, 684, 738, 779, 804, 820, 855, 930, 1005, 1116, 1140, 1178, 1206, 1230, 1271, 1273, 1340, 1395, 1476, 1558, 1710, 1767, 1845, 1860, 2010, 2077, 2337, 2356, 2412, 2460, 2542, 2546, 2747, 2790, 2945, 3015, 3116, 3420, 3534, 3690, 3813, 3819, 3895, 4020, 4154, 4674, 5084, 5092, 5301, 5494, 5580, 5890, 6030, 6231, 6355, 6365, 7011, 7068, 7380, 7626, 7638, 7790, 8241, 8308, 8835, 9348, 10385, 10602, 10988, 11439, 11457, 11685, 11780, 12060, 12462, 12710, 12730, 13735, 14022, 15252, 15276, 15580, 16482, 17670, 18693, 19065, 19095, 20770, 21204, 22878, 22914, 23370, 24149, 24723, 24924, 25420, 25460, 26505, 27470, 28044, 31155, 32964, 35055, 35340, 37386, 38130, 38190, 39463, 41205, 41540, 45756, 45828, 46740, 48298, 49446, 52193, 53010, 54940, 57195, 57285, 62310, 70110, 72447, 74772, 76260, 76380, 78926, 82410, 85157, 93465, 96596, 98892, 104386, 106020, 114390, 114570, 118389, 120745, 123615, 124620, 140220, 144894, 156579, 157852, 164820, 170314, 186930, 197315, 208772, 217341, 228780, 229140, 236778, 241490, 247230, 255471, 260965, 289788, 313158, 340628, 355167, 362235, 373860, 394630, 425785, 434682, 469737, 473556, 482980, 494460, 510942, 521930, 591945, 626316, 710334, 724470, 766413, 782895, 789260, 851570, 869364, 939474, 1021884, 1043860, 1086705, 1183890, 1277355, 1420668, 1448940, 1532826, 1565790, 1617983, 1703140, 1775835, 1878948, 2173410, 2348685, 2367780, 2554710, 3065652, 3131580, 3235966, 3551670, 3832065, 4346820, 4697370, 4853949, 5109420, 6471932, 7103340, 7664130, 8089915, 9394740, 9707898, 14561847, 15328260, 16179830, 19415796, 24269745, 29123694, 32359660, 48539490, 58247388, 72809235, 97078980, 145618470, 291236940]

約数ペア:

[(1, 291236940), (2, 145618470), (3, 97078980), (4, 72809235), (5, 58247388), (6, 48539490), (9, 32359660), (10, 29123694), (12, 24269745), (15, 19415796), (18, 16179830), (19, 15328260), (20, 14561847), (30, 9707898), (31, 9394740), (36, 8089915), (38, 7664130), (41, 7103340), (45, 6471932), (57, 5109420), (60, 4853949), (62, 4697370), (67, 4346820), (76, 3832065), (82, 3551670), (90, 3235966), (93, 3131580), (95, 3065652), (114, 2554710), (123, 2367780), (124, 2348685), (134, 2173410), (155, 1878948), (164, 1775835), (171, 1703140), (180, 1617983), (186, 1565790), (190, 1532826), (201, 1448940), (205, 1420668), (228, 1277355), (246, 1183890), (268, 1086705), (279, 1043860), (285, 1021884), (310, 939474), (335, 869364), (342, 851570), (369, 789260), (372, 782895), (380, 766413), (402, 724470), (410, 710334), (465, 626316), (492, 591945), (558, 521930), (570, 510942), (589, 494460), (603, 482980), (615, 473556), (620, 469737), (670, 434682), (684, 425785), (738, 394630), (779, 373860), (804, 362235), (820, 355167), (855, 340628), (930, 313158), (1005, 289788), (1116, 260965), (1140, 255471), (1178, 247230), (1206, 241490), (1230, 236778), (1271, 229140), (1273, 228780), (1340, 217341), (1395, 208772), (1476, 197315), (1558, 186930), (1710, 170314), (1767, 164820), (1845, 157852), (1860, 156579), (2010, 144894), (2077, 140220), (2337, 124620), (2356, 123615), (2412, 120745), (2460, 118389), (2542, 114570), (2546, 114390), (2747, 106020), (2790, 104386), (2945, 98892), (3015, 96596), (3116, 93465), (3420, 85157), (3534, 82410), (3690, 78926), (3813, 76380), (3819, 76260), (3895, 74772), (4020, 72447), (4154, 70110), (4674, 62310), (5084, 57285), (5092, 57195), (5301, 54940), (5494, 53010), (5580, 52193), (5890, 49446), (6030, 48298), (6231, 46740), (6355, 45828), (6365, 45756), (7011, 41540), (7068, 41205), (7380, 39463), (7626, 38190), (7638, 38130), (7790, 37386), (8241, 35340), (8308, 35055), (8835, 32964), (9348, 31155), (10385, 28044), (10602, 27470), (10988, 26505), (11439, 25460), (11457, 25420), (11685, 24924), (11780, 24723), (12060, 24149), (12462, 23370), (12710, 22914), (12730, 22878), (13735, 21204), (14022, 20770), (15252, 19095), (15276, 19065), (15580, 18693), (16482, 17670)]