219771090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 760717440

約数和(自身を除く): 540946350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 31, 33, 35, 42, 45, 54, 55, 62, 63, 66, 70, 77, 90, 93, 99, 105, 110, 121, 126, 135, 154, 155, 165, 186, 189, 198, 210, 217, 231, 242, 270, 279, 297, 310, 315, 330, 341, 363, 378, 385, 434, 462, 465, 495, 558, 594, 605, 630, 651, 682, 693, 726, 770, 837, 847, 930, 945, 961, 990, 1023, 1085, 1089, 1155, 1210, 1302, 1386, 1395, 1485, 1674, 1694, 1705, 1815, 1890, 1922, 1953, 2046, 2079, 2170, 2178, 2310, 2387, 2541, 2790, 2883, 2970, 3069, 3255, 3267, 3410, 3465, 3630, 3751, 3906, 4158, 4185, 4235, 4774, 4805, 5082, 5115, 5445, 5766, 5859, 6138, 6510, 6534, 6727, 6930, 7161, 7502, 7623, 8370, 8470, 8649, 9207, 9610, 9765, 10230, 10395, 10571, 10890, 11253, 11718, 11935, 12705, 13454, 14322, 14415, 15246, 15345, 16335, 17298, 18414, 18755, 19530, 20181, 20790, 21142, 21483, 22506, 22869, 23870, 25410, 25947, 26257, 28830, 29295, 30690, 31713, 32670, 33635, 33759, 35805, 37510, 38115, 40362, 42966, 43245, 45738, 46035, 51894, 52514, 52855, 56265, 58590, 60543, 63426, 64449, 67270, 67518, 71610, 73997, 76230, 78771, 86490, 92070, 95139, 100905, 101277, 105710, 107415, 112530, 114345, 116281, 121086, 128898, 129735, 131285, 147994, 157542, 158565, 168795, 181629, 190278, 201810, 202554, 214830, 221991, 228690, 232562, 236313, 259470, 262570, 285417, 302715, 317130, 322245, 337590, 348843, 363258, 369985, 393855, 443982, 472626, 475695, 506385, 570834, 581405, 605430, 644490, 665973, 697686, 708939, 739970, 787710, 813967, 908145, 951390, 1012770, 1046529, 1109955, 1162810, 1181565, 1331946, 1417878, 1427085, 1627934, 1744215, 1816290, 1997919, 2093058, 2219910, 2363130, 2441901, 2854170, 3139587, 3329865, 3488430, 3544695, 3995838, 4069835, 4883802, 5232645, 6279174, 6659730, 7089390, 7325703, 8139670, 9989595, 10465290, 12209505, 14651406, 15697935, 19979190, 21977109, 24419010, 31395870, 36628515, 43954218, 73257030, 109885545, 219771090]

約数ペア:

[(1, 219771090), (2, 109885545), (3, 73257030), (5, 43954218), (6, 36628515), (7, 31395870), (9, 24419010), (10, 21977109), (11, 19979190), (14, 15697935), (15, 14651406), (18, 12209505), (21, 10465290), (22, 9989595), (27, 8139670), (30, 7325703), (31, 7089390), (33, 6659730), (35, 6279174), (42, 5232645), (45, 4883802), (54, 4069835), (55, 3995838), (62, 3544695), (63, 3488430), (66, 3329865), (70, 3139587), (77, 2854170), (90, 2441901), (93, 2363130), (99, 2219910), (105, 2093058), (110, 1997919), (121, 1816290), (126, 1744215), (135, 1627934), (154, 1427085), (155, 1417878), (165, 1331946), (186, 1181565), (189, 1162810), (198, 1109955), (210, 1046529), (217, 1012770), (231, 951390), (242, 908145), (270, 813967), (279, 787710), (297, 739970), (310, 708939), (315, 697686), (330, 665973), (341, 644490), (363, 605430), (378, 581405), (385, 570834), (434, 506385), (462, 475695), (465, 472626), (495, 443982), (558, 393855), (594, 369985), (605, 363258), (630, 348843), (651, 337590), (682, 322245), (693, 317130), (726, 302715), (770, 285417), (837, 262570), (847, 259470), (930, 236313), (945, 232562), (961, 228690), (990, 221991), (1023, 214830), (1085, 202554), (1089, 201810), (1155, 190278), (1210, 181629), (1302, 168795), (1386, 158565), (1395, 157542), (1485, 147994), (1674, 131285), (1694, 129735), (1705, 128898), (1815, 121086), (1890, 116281), (1922, 114345), (1953, 112530), (2046, 107415), (2079, 105710), (2170, 101277), (2178, 100905), (2310, 95139), (2387, 92070), (2541, 86490), (2790, 78771), (2883, 76230), (2970, 73997), (3069, 71610), (3255, 67518), (3267, 67270), (3410, 64449), (3465, 63426), (3630, 60543), (3751, 58590), (3906, 56265), (4158, 52855), (4185, 52514), (4235, 51894), (4774, 46035), (4805, 45738), (5082, 43245), (5115, 42966), (5445, 40362), (5766, 38115), (5859, 37510), (6138, 35805), (6510, 33759), (6534, 33635), (6727, 32670), (6930, 31713), (7161, 30690), (7502, 29295), (7623, 28830), (8370, 26257), (8470, 25947), (8649, 25410), (9207, 23870), (9610, 22869), (9765, 22506), (10230, 21483), (10395, 21142), (10571, 20790), (10890, 20181), (11253, 19530), (11718, 18755), (11935, 18414), (12705, 17298), (13454, 16335), (14322, 15345), (14415, 15246)]