18104128490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 40321701504

約数和(自身を除く): 22217573014

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 53, 70, 74, 83, 98, 106, 166, 185, 227, 245, 259, 265, 370, 371, 415, 454, 490, 518, 530, 581, 742, 830, 1135, 1162, 1295, 1589, 1813, 1855, 1961, 2270, 2590, 2597, 2905, 3071, 3178, 3626, 3710, 3922, 4067, 4399, 5194, 5810, 6142, 7945, 8134, 8399, 8798, 9065, 9805, 11123, 12031, 12985, 13727, 15355, 15890, 16798, 18130, 18841, 19610, 20335, 21497, 21995, 22246, 24062, 25970, 27454, 30710, 30793, 37682, 40670, 41995, 42994, 43990, 55615, 58793, 60155, 61586, 68635, 83990, 84217, 94205, 96089, 107485, 111230, 117586, 120310, 131887, 137270, 150479, 153965, 162763, 168434, 188410, 192178, 214970, 215551, 263774, 293965, 300958, 307930, 325526, 411551, 421085, 431102, 445147, 480445, 587930, 589519, 659435, 697117, 752395, 813815, 823102, 842170, 890294, 923209, 960890, 998573, 1077755, 1139341, 1179038, 1318870, 1394234, 1504790, 1627630, 1846418, 1997146, 2057755, 2155510, 2225735, 2278682, 2947595, 3116029, 3485585, 4115510, 4451470, 4616045, 4879819, 4992865, 5696705, 5895190, 6232058, 6971170, 6990011, 7975387, 9232090, 9759638, 9985730, 11393410, 13980022, 15580145, 15950774, 21812203, 24399095, 31160290, 34158733, 34950055, 36947201, 39876935, 43624406, 48798190, 48930077, 68317466, 69900110, 73894402, 79753870, 97860154, 109061015, 170793665, 184736005, 218122030, 244650385, 258630407, 341587330, 369472010, 489300770, 517260814, 1293152035, 1810412849, 2586304070, 3620825698, 9052064245, 18104128490]

約数ペア:

[(1, 18104128490), (2, 9052064245), (5, 3620825698), (7, 2586304070), (10, 1810412849), (14, 1293152035), (35, 517260814), (37, 489300770), (49, 369472010), (53, 341587330), (70, 258630407), (74, 244650385), (83, 218122030), (98, 184736005), (106, 170793665), (166, 109061015), (185, 97860154), (227, 79753870), (245, 73894402), (259, 69900110), (265, 68317466), (370, 48930077), (371, 48798190), (415, 43624406), (454, 39876935), (490, 36947201), (518, 34950055), (530, 34158733), (581, 31160290), (742, 24399095), (830, 21812203), (1135, 15950774), (1162, 15580145), (1295, 13980022), (1589, 11393410), (1813, 9985730), (1855, 9759638), (1961, 9232090), (2270, 7975387), (2590, 6990011), (2597, 6971170), (2905, 6232058), (3071, 5895190), (3178, 5696705), (3626, 4992865), (3710, 4879819), (3922, 4616045), (4067, 4451470), (4399, 4115510), (5194, 3485585), (5810, 3116029), (6142, 2947595), (7945, 2278682), (8134, 2225735), (8399, 2155510), (8798, 2057755), (9065, 1997146), (9805, 1846418), (11123, 1627630), (12031, 1504790), (12985, 1394234), (13727, 1318870), (15355, 1179038), (15890, 1139341), (16798, 1077755), (18130, 998573), (18841, 960890), (19610, 923209), (20335, 890294), (21497, 842170), (21995, 823102), (22246, 813815), (24062, 752395), (25970, 697117), (27454, 659435), (30710, 589519), (30793, 587930), (37682, 480445), (40670, 445147), (41995, 431102), (42994, 421085), (43990, 411551), (55615, 325526), (58793, 307930), (60155, 300958), (61586, 293965), (68635, 263774), (83990, 215551), (84217, 214970), (94205, 192178), (96089, 188410), (107485, 168434), (111230, 162763), (117586, 153965), (120310, 150479), (131887, 137270)]