20100398970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 54743040000

約数和(自身を除く): 34642641030

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 79, 85, 102, 109, 115, 138, 158, 170, 199, 218, 230, 237, 255, 327, 345, 391, 395, 398, 474, 510, 545, 597, 654, 690, 782, 790, 995, 1090, 1173, 1185, 1194, 1343, 1635, 1817, 1853, 1955, 1990, 2346, 2370, 2507, 2686, 2985, 3270, 3383, 3634, 3706, 3910, 4029, 4577, 5014, 5451, 5559, 5865, 5970, 6715, 6766, 7521, 8058, 8611, 9085, 9154, 9265, 10149, 10902, 11118, 11730, 12535, 13430, 13731, 15042, 15721, 16915, 17222, 18170, 18530, 20145, 20298, 21691, 22885, 25070, 25833, 27255, 27462, 27795, 30889, 31442, 33830, 37605, 40290, 42619, 43055, 43382, 45770, 47163, 50745, 51666, 54510, 55590, 61778, 65073, 68655, 75210, 77809, 78605, 85238, 86110, 92667, 94326, 101490, 108455, 127857, 129165, 130146, 137310, 146387, 154445, 155618, 157210, 185334, 198053, 213095, 216910, 233427, 235815, 255714, 258330, 267257, 292774, 308890, 325365, 361583, 368747, 389045, 396106, 426190, 439161, 463335, 466854, 471630, 498893, 534514, 594159, 639285, 650730, 723166, 731935, 737494, 778090, 801771, 878322, 926670, 990265, 997786, 1084749, 1106241, 1167135, 1188318, 1278570, 1336285, 1463870, 1496679, 1603542, 1713589, 1807915, 1843735, 1980530, 2169498, 2195805, 2212482, 2334270, 2494465, 2672570, 2970795, 2993358, 3366901, 3427178, 3615830, 3687470, 4008855, 4391610, 4988930, 5140767, 5423745, 5531205, 5941590, 6146911, 6733802, 7483395, 8017710, 8481181, 8567945, 10100703, 10281534, 10847490, 11062410, 12293822, 14966790, 16834505, 16962362, 17135890, 18440733, 20201406, 25443543, 25703835, 29131013, 30734555, 33669010, 36881466, 39412547, 42405905, 50503515, 50887086, 51407670, 58262026, 61469110, 78825094, 84811810, 87393039, 92203665, 101007030, 118237641, 127217715, 145655065, 174786078, 184407330, 197062735, 236475282, 254435430, 291310130, 394125470, 436965195, 591188205, 670013299, 873930390, 1182376410, 1340026598, 2010039897, 3350066495, 4020079794, 6700132990, 10050199485, 20100398970]

約数ペア:

[(1, 20100398970), (2, 10050199485), (3, 6700132990), (5, 4020079794), (6, 3350066495), (10, 2010039897), (15, 1340026598), (17, 1182376410), (23, 873930390), (30, 670013299), (34, 591188205), (46, 436965195), (51, 394125470), (69, 291310130), (79, 254435430), (85, 236475282), (102, 197062735), (109, 184407330), (115, 174786078), (138, 145655065), (158, 127217715), (170, 118237641), (199, 101007030), (218, 92203665), (230, 87393039), (237, 84811810), (255, 78825094), (327, 61469110), (345, 58262026), (391, 51407670), (395, 50887086), (398, 50503515), (474, 42405905), (510, 39412547), (545, 36881466), (597, 33669010), (654, 30734555), (690, 29131013), (782, 25703835), (790, 25443543), (995, 20201406), (1090, 18440733), (1173, 17135890), (1185, 16962362), (1194, 16834505), (1343, 14966790), (1635, 12293822), (1817, 11062410), (1853, 10847490), (1955, 10281534), (1990, 10100703), (2346, 8567945), (2370, 8481181), (2507, 8017710), (2686, 7483395), (2985, 6733802), (3270, 6146911), (3383, 5941590), (3634, 5531205), (3706, 5423745), (3910, 5140767), (4029, 4988930), (4577, 4391610), (5014, 4008855), (5451, 3687470), (5559, 3615830), (5865, 3427178), (5970, 3366901), (6715, 2993358), (6766, 2970795), (7521, 2672570), (8058, 2494465), (8611, 2334270), (9085, 2212482), (9154, 2195805), (9265, 2169498), (10149, 1980530), (10902, 1843735), (11118, 1807915), (11730, 1713589), (12535, 1603542), (13430, 1496679), (13731, 1463870), (15042, 1336285), (15721, 1278570), (16915, 1188318), (17222, 1167135), (18170, 1106241), (18530, 1084749), (20145, 997786), (20298, 990265), (21691, 926670), (22885, 878322), (25070, 801771), (25833, 778090), (27255, 737494), (27462, 731935), (27795, 723166), (30889, 650730), (31442, 639285), (33830, 594159), (37605, 534514), (40290, 498893), (42619, 471630), (43055, 466854), (43382, 463335), (45770, 439161), (47163, 426190), (50745, 396106), (51666, 389045), (54510, 368747), (55590, 361583), (61778, 325365), (65073, 308890), (68655, 292774), (75210, 267257), (77809, 258330), (78605, 255714), (85238, 235815), (86110, 233427), (92667, 216910), (94326, 213095), (101490, 198053), (108455, 185334), (127857, 157210), (129165, 155618), (130146, 154445), (137310, 146387)]