405897570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 216

約数和(自身を含む): 1239418908

約数和(自身を除く): 833521338

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 31, 38, 39, 45, 57, 62, 65, 78, 90, 93, 95, 114, 117, 130, 155, 171, 186, 190, 195, 234, 247, 279, 285, 310, 342, 361, 390, 403, 465, 494, 558, 570, 585, 589, 722, 741, 806, 855, 930, 961, 1083, 1170, 1178, 1209, 1235, 1395, 1482, 1710, 1767, 1805, 1922, 2015, 2166, 2223, 2418, 2470, 2790, 2883, 2945, 3249, 3534, 3610, 3627, 3705, 4030, 4446, 4693, 4805, 5301, 5415, 5766, 5890, 6045, 6498, 7254, 7410, 7657, 8649, 8835, 9386, 9610, 10602, 10830, 11115, 11191, 12090, 12493, 14079, 14415, 15314, 16245, 17298, 17670, 18135, 18259, 22230, 22382, 22971, 23465, 24986, 26505, 28158, 28830, 32490, 33573, 36270, 36518, 37479, 38285, 42237, 43245, 45942, 46930, 53010, 54777, 55955, 62465, 67146, 68913, 70395, 74958, 76570, 84474, 86490, 91295, 100719, 109554, 111910, 112437, 114855, 124930, 137826, 140790, 145483, 164331, 167865, 182590, 187395, 201438, 211185, 224874, 229710, 237367, 273885, 290966, 328662, 335730, 344565, 346921, 374790, 422370, 436449, 474734, 503595, 547770, 562185, 689130, 693842, 712101, 727415, 821655, 872898, 1007190, 1040763, 1124370, 1186835, 1309347, 1424202, 1454830, 1643310, 1734605, 2081526, 2136303, 2182245, 2373670, 2618694, 3122289, 3469210, 3560505, 4272606, 4364490, 4509973, 5203815, 6244578, 6546735, 7121010, 9019946, 10407630, 10681515, 13093470, 13529919, 15611445, 21363030, 22549865, 27059838, 31222890, 40589757, 45099730, 67649595, 81179514, 135299190, 202948785, 405897570]

約数ペア:

[(1, 405897570), (2, 202948785), (3, 135299190), (5, 81179514), (6, 67649595), (9, 45099730), (10, 40589757), (13, 31222890), (15, 27059838), (18, 22549865), (19, 21363030), (26, 15611445), (30, 13529919), (31, 13093470), (38, 10681515), (39, 10407630), (45, 9019946), (57, 7121010), (62, 6546735), (65, 6244578), (78, 5203815), (90, 4509973), (93, 4364490), (95, 4272606), (114, 3560505), (117, 3469210), (130, 3122289), (155, 2618694), (171, 2373670), (186, 2182245), (190, 2136303), (195, 2081526), (234, 1734605), (247, 1643310), (279, 1454830), (285, 1424202), (310, 1309347), (342, 1186835), (361, 1124370), (390, 1040763), (403, 1007190), (465, 872898), (494, 821655), (558, 727415), (570, 712101), (585, 693842), (589, 689130), (722, 562185), (741, 547770), (806, 503595), (855, 474734), (930, 436449), (961, 422370), (1083, 374790), (1170, 346921), (1178, 344565), (1209, 335730), (1235, 328662), (1395, 290966), (1482, 273885), (1710, 237367), (1767, 229710), (1805, 224874), (1922, 211185), (2015, 201438), (2166, 187395), (2223, 182590), (2418, 167865), (2470, 164331), (2790, 145483), (2883, 140790), (2945, 137826), (3249, 124930), (3534, 114855), (3610, 112437), (3627, 111910), (3705, 109554), (4030, 100719), (4446, 91295), (4693, 86490), (4805, 84474), (5301, 76570), (5415, 74958), (5766, 70395), (5890, 68913), (6045, 67146), (6498, 62465), (7254, 55955), (7410, 54777), (7657, 53010), (8649, 46930), (8835, 45942), (9386, 43245), (9610, 42237), (10602, 38285), (10830, 37479), (11115, 36518), (11191, 36270), (12090, 33573), (12493, 32490), (14079, 28830), (14415, 28158), (15314, 26505), (16245, 24986), (17298, 23465), (17670, 22971), (18135, 22382), (18259, 22230)]