87891804

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:318

約数の個数: 240

約数和(自身を含む): 309636096

約数和(自身を除く): 221744292

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 27, 28, 33, 36, 39, 42, 44, 52, 54, 63, 66, 77, 78, 81, 84, 91, 99, 108, 117, 126, 132, 143, 154, 156, 162, 182, 189, 198, 231, 234, 252, 271, 273, 286, 297, 308, 324, 351, 364, 378, 396, 429, 462, 468, 542, 546, 567, 572, 594, 693, 702, 756, 813, 819, 858, 891, 924, 1001, 1053, 1084, 1092, 1134, 1188, 1287, 1386, 1404, 1626, 1638, 1716, 1782, 1897, 2002, 2079, 2106, 2268, 2439, 2457, 2574, 2772, 2981, 3003, 3252, 3276, 3523, 3564, 3794, 3861, 4004, 4158, 4212, 4878, 4914, 5148, 5691, 5962, 6006, 6237, 7046, 7317, 7371, 7588, 7722, 8316, 8943, 9009, 9756, 9828, 10569, 11382, 11583, 11924, 12012, 12474, 14092, 14634, 14742, 15444, 17073, 17886, 18018, 20867, 21138, 21951, 22764, 23166, 24661, 24948, 26829, 27027, 29268, 29484, 31707, 34146, 35772, 36036, 38753, 41734, 42276, 43902, 46332, 49322, 51219, 53658, 54054, 62601, 63414, 68292, 73983, 77506, 80487, 81081, 83468, 87804, 95121, 98644, 102438, 107316, 108108, 116259, 125202, 126828, 147966, 153657, 155012, 160974, 162162, 187803, 190242, 204876, 221949, 232518, 241461, 250404, 271271, 285363, 295932, 307314, 321948, 324324, 348777, 375606, 380484, 443898, 465036, 482922, 542542, 563409, 570726, 614628, 665847, 697554, 751212, 813813, 887796, 965844, 1046331, 1085084, 1126818, 1141452, 1331694, 1395108, 1627626, 1690227, 1997541, 2092662, 2253636, 2441439, 2663388, 3138993, 3255252, 3380454, 3995082, 4185324, 4882878, 6277986, 6760908, 7324317, 7990164, 9765756, 12555972, 14648634, 21972951, 29297268, 43945902, 87891804]

約数ペア:

[(1, 87891804), (2, 43945902), (3, 29297268), (4, 21972951), (6, 14648634), (7, 12555972), (9, 9765756), (11, 7990164), (12, 7324317), (13, 6760908), (14, 6277986), (18, 4882878), (21, 4185324), (22, 3995082), (26, 3380454), (27, 3255252), (28, 3138993), (33, 2663388), (36, 2441439), (39, 2253636), (42, 2092662), (44, 1997541), (52, 1690227), (54, 1627626), (63, 1395108), (66, 1331694), (77, 1141452), (78, 1126818), (81, 1085084), (84, 1046331), (91, 965844), (99, 887796), (108, 813813), (117, 751212), (126, 697554), (132, 665847), (143, 614628), (154, 570726), (156, 563409), (162, 542542), (182, 482922), (189, 465036), (198, 443898), (231, 380484), (234, 375606), (252, 348777), (271, 324324), (273, 321948), (286, 307314), (297, 295932), (308, 285363), (324, 271271), (351, 250404), (364, 241461), (378, 232518), (396, 221949), (429, 204876), (462, 190242), (468, 187803), (542, 162162), (546, 160974), (567, 155012), (572, 153657), (594, 147966), (693, 126828), (702, 125202), (756, 116259), (813, 108108), (819, 107316), (858, 102438), (891, 98644), (924, 95121), (1001, 87804), (1053, 83468), (1084, 81081), (1092, 80487), (1134, 77506), (1188, 73983), (1287, 68292), (1386, 63414), (1404, 62601), (1626, 54054), (1638, 53658), (1716, 51219), (1782, 49322), (1897, 46332), (2002, 43902), (2079, 42276), (2106, 41734), (2268, 38753), (2439, 36036), (2457, 35772), (2574, 34146), (2772, 31707), (2981, 29484), (3003, 29268), (3252, 27027), (3276, 26829), (3523, 24948), (3564, 24661), (3794, 23166), (3861, 22764), (4004, 21951), (4158, 21138), (4212, 20867), (4878, 18018), (4914, 17886), (5148, 17073), (5691, 15444), (5962, 14742), (6006, 14634), (6237, 14092), (7046, 12474), (7317, 12012), (7371, 11924), (7588, 11583), (7722, 11382), (8316, 10569), (8943, 9828), (9009, 9756)]