51621570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 256

約数和(自身を含む): 185794560

約数和(自身を除く): 134172990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 27, 30, 33, 35, 39, 42, 45, 54, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 126, 130, 135, 143, 154, 165, 182, 189, 191, 195, 198, 210, 231, 234, 270, 273, 286, 297, 315, 330, 351, 378, 382, 385, 390, 429, 455, 462, 495, 546, 573, 585, 594, 630, 693, 702, 715, 770, 819, 858, 910, 945, 955, 990, 1001, 1146, 1155, 1170, 1287, 1337, 1365, 1386, 1430, 1485, 1638, 1719, 1755, 1890, 1910, 2002, 2079, 2101, 2145, 2310, 2457, 2483, 2574, 2674, 2730, 2865, 2970, 3003, 3438, 3465, 3510, 3861, 4011, 4095, 4158, 4202, 4290, 4914, 4966, 5005, 5157, 5730, 6006, 6303, 6435, 6685, 6930, 7449, 7722, 8022, 8190, 8595, 9009, 10010, 10314, 10395, 10505, 12033, 12285, 12415, 12606, 12870, 13370, 14707, 14898, 15015, 17190, 17381, 18018, 18909, 19305, 20055, 20790, 21010, 22347, 24066, 24570, 24830, 25785, 27027, 27313, 29414, 30030, 31515, 34762, 36099, 37245, 37818, 38610, 40110, 44121, 44694, 45045, 51570, 52143, 54054, 54626, 56727, 60165, 63030, 67041, 72198, 73535, 74490, 81939, 86905, 88242, 90090, 94545, 104286, 111735, 113454, 120330, 132363, 134082, 135135, 136565, 147070, 156429, 163878, 173810, 180495, 189090, 191191, 220605, 223470, 245817, 260715, 264726, 270270, 273130, 283635, 312858, 335205, 360990, 382382, 397089, 409695, 441210, 469287, 491634, 521430, 567270, 573573, 661815, 670410, 737451, 782145, 794178, 819390, 938574, 955955, 1147146, 1229085, 1323630, 1474902, 1564290, 1720719, 1911910, 1985445, 2346435, 2458170, 2867865, 3441438, 3687255, 3970890, 4692870, 5162157, 5735730, 7374510, 8603595, 10324314, 17207190, 25810785, 51621570]

約数ペア:

[(1, 51621570), (2, 25810785), (3, 17207190), (5, 10324314), (6, 8603595), (7, 7374510), (9, 5735730), (10, 5162157), (11, 4692870), (13, 3970890), (14, 3687255), (15, 3441438), (18, 2867865), (21, 2458170), (22, 2346435), (26, 1985445), (27, 1911910), (30, 1720719), (33, 1564290), (35, 1474902), (39, 1323630), (42, 1229085), (45, 1147146), (54, 955955), (55, 938574), (63, 819390), (65, 794178), (66, 782145), (70, 737451), (77, 670410), (78, 661815), (90, 573573), (91, 567270), (99, 521430), (105, 491634), (110, 469287), (117, 441210), (126, 409695), (130, 397089), (135, 382382), (143, 360990), (154, 335205), (165, 312858), (182, 283635), (189, 273130), (191, 270270), (195, 264726), (198, 260715), (210, 245817), (231, 223470), (234, 220605), (270, 191191), (273, 189090), (286, 180495), (297, 173810), (315, 163878), (330, 156429), (351, 147070), (378, 136565), (382, 135135), (385, 134082), (390, 132363), (429, 120330), (455, 113454), (462, 111735), (495, 104286), (546, 94545), (573, 90090), (585, 88242), (594, 86905), (630, 81939), (693, 74490), (702, 73535), (715, 72198), (770, 67041), (819, 63030), (858, 60165), (910, 56727), (945, 54626), (955, 54054), (990, 52143), (1001, 51570), (1146, 45045), (1155, 44694), (1170, 44121), (1287, 40110), (1337, 38610), (1365, 37818), (1386, 37245), (1430, 36099), (1485, 34762), (1638, 31515), (1719, 30030), (1755, 29414), (1890, 27313), (1910, 27027), (2002, 25785), (2079, 24830), (2101, 24570), (2145, 24066), (2310, 22347), (2457, 21010), (2483, 20790), (2574, 20055), (2674, 19305), (2730, 18909), (2865, 18018), (2970, 17381), (3003, 17190), (3438, 15015), (3465, 14898), (3510, 14707), (3861, 13370), (4011, 12870), (4095, 12606), (4158, 12415), (4202, 12285), (4290, 12033), (4914, 10505), (4966, 10395), (5005, 10314), (5157, 10010), (5730, 9009), (6006, 8595), (6303, 8190), (6435, 8022), (6685, 7722), (6930, 7449)]