821423988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 288

約数和(自身を含む): 2728427520

約数和(自身を除く): 1907003532

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 31, 33, 36, 42, 44, 62, 63, 66, 77, 79, 84, 93, 99, 121, 124, 126, 132, 154, 158, 186, 198, 217, 231, 237, 242, 252, 279, 308, 316, 341, 363, 372, 396, 434, 462, 474, 484, 553, 558, 651, 682, 693, 711, 726, 847, 868, 869, 924, 948, 1023, 1089, 1106, 1116, 1302, 1331, 1364, 1386, 1422, 1452, 1659, 1694, 1738, 1953, 2046, 2178, 2212, 2387, 2449, 2541, 2604, 2607, 2662, 2772, 2844, 3069, 3318, 3388, 3476, 3751, 3906, 3993, 4092, 4356, 4774, 4898, 4977, 5082, 5214, 5324, 6083, 6138, 6636, 7161, 7347, 7502, 7623, 7812, 7821, 7986, 9317, 9548, 9559, 9796, 9954, 10164, 10428, 11253, 11979, 12166, 12276, 14322, 14694, 15004, 15246, 15642, 15972, 17143, 18249, 18634, 19118, 19908, 21483, 22041, 22506, 23958, 24332, 26257, 26939, 27951, 28644, 28677, 29388, 30492, 31284, 33759, 34286, 36498, 37268, 38236, 41261, 42966, 44082, 45012, 47916, 51429, 52514, 53878, 54747, 55902, 57354, 66913, 67518, 68572, 72996, 78771, 80817, 82522, 83853, 85932, 86031, 88164, 102858, 105028, 105149, 107756, 109494, 111804, 114708, 123783, 133826, 135036, 154287, 157542, 161634, 165044, 167706, 172062, 188573, 200739, 205716, 210298, 218988, 236313, 242451, 247566, 267652, 288827, 296329, 308574, 315084, 315447, 323268, 335412, 344124, 371349, 377146, 401478, 420596, 472626, 484902, 495132, 565719, 577654, 592658, 602217, 617148, 630894, 736043, 742698, 754292, 802956, 866481, 888987, 945252, 946341, 969804, 1131438, 1155308, 1185316, 1204434, 1261788, 1472086, 1485396, 1697157, 1732962, 1777974, 1892682, 2074303, 2208129, 2262876, 2408868, 2599443, 2666961, 2944172, 3259619, 3394314, 3465924, 3555948, 3785364, 4148606, 4416258, 5198886, 5333922, 6222909, 6519238, 6624387, 6788628, 8297212, 8832516, 9778857, 10397772, 10667844, 12445818, 13038476, 13248774, 18668727, 19557714, 22817333, 24891636, 26497548, 29336571, 37337454, 39115428, 45634666, 58673142, 68451999, 74674908, 91269332, 117346284, 136903998, 205355997, 273807996, 410711994, 821423988]

約数ペア:

[(1, 821423988), (2, 410711994), (3, 273807996), (4, 205355997), (6, 136903998), (7, 117346284), (9, 91269332), (11, 74674908), (12, 68451999), (14, 58673142), (18, 45634666), (21, 39115428), (22, 37337454), (28, 29336571), (31, 26497548), (33, 24891636), (36, 22817333), (42, 19557714), (44, 18668727), (62, 13248774), (63, 13038476), (66, 12445818), (77, 10667844), (79, 10397772), (84, 9778857), (93, 8832516), (99, 8297212), (121, 6788628), (124, 6624387), (126, 6519238), (132, 6222909), (154, 5333922), (158, 5198886), (186, 4416258), (198, 4148606), (217, 3785364), (231, 3555948), (237, 3465924), (242, 3394314), (252, 3259619), (279, 2944172), (308, 2666961), (316, 2599443), (341, 2408868), (363, 2262876), (372, 2208129), (396, 2074303), (434, 1892682), (462, 1777974), (474, 1732962), (484, 1697157), (553, 1485396), (558, 1472086), (651, 1261788), (682, 1204434), (693, 1185316), (711, 1155308), (726, 1131438), (847, 969804), (868, 946341), (869, 945252), (924, 888987), (948, 866481), (1023, 802956), (1089, 754292), (1106, 742698), (1116, 736043), (1302, 630894), (1331, 617148), (1364, 602217), (1386, 592658), (1422, 577654), (1452, 565719), (1659, 495132), (1694, 484902), (1738, 472626), (1953, 420596), (2046, 401478), (2178, 377146), (2212, 371349), (2387, 344124), (2449, 335412), (2541, 323268), (2604, 315447), (2607, 315084), (2662, 308574), (2772, 296329), (2844, 288827), (3069, 267652), (3318, 247566), (3388, 242451), (3476, 236313), (3751, 218988), (3906, 210298), (3993, 205716), (4092, 200739), (4356, 188573), (4774, 172062), (4898, 167706), (4977, 165044), (5082, 161634), (5214, 157542), (5324, 154287), (6083, 135036), (6138, 133826), (6636, 123783), (7161, 114708), (7347, 111804), (7502, 109494), (7623, 107756), (7812, 105149), (7821, 105028), (7986, 102858), (9317, 88164), (9548, 86031), (9559, 85932), (9796, 83853), (9954, 82522), (10164, 80817), (10428, 78771), (11253, 72996), (11979, 68572), (12166, 67518), (12276, 66913), (14322, 57354), (14694, 55902), (15004, 54747), (15246, 53878), (15642, 52514), (15972, 51429), (17143, 47916), (18249, 45012), (18634, 44082), (19118, 42966), (19908, 41261), (21483, 38236), (22041, 37268), (22506, 36498), (23958, 34286), (24332, 33759), (26257, 31284), (26939, 30492), (27951, 29388), (28644, 28677)]