408551220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4211}}^1$

素因数の和:4251

約数の個数: 216

約数和(自身を含む): 1573030368

約数和(自身を除く): 1164479148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 924, 980, 990, 1078, 1155, 1260, 1386, 1470, 1540, 1617, 1764, 1980, 2156, 2205, 2310, 2695, 2772, 2940, 3234, 3465, 4211, 4410, 4620, 4851, 5390, 6468, 6930, 8085, 8422, 8820, 9702, 10780, 12633, 13860, 16170, 16844, 19404, 21055, 24255, 25266, 29477, 32340, 37899, 42110, 46321, 48510, 50532, 58954, 63165, 75798, 84220, 88431, 92642, 97020, 117908, 126330, 138963, 147385, 151596, 176862, 185284, 189495, 206339, 231605, 252660, 265293, 277926, 294770, 324247, 353724, 378990, 412678, 416889, 442155, 463210, 530586, 555852, 589540, 619017, 648494, 694815, 757980, 825356, 833778, 884310, 926420, 972741, 1031695, 1061172, 1238034, 1296988, 1326465, 1389630, 1621235, 1667556, 1768620, 1857051, 1945482, 2063390, 2084445, 2269729, 2476068, 2652930, 2779260, 2918223, 3095085, 3242470, 3714102, 3890964, 4126780, 4168890, 4539458, 4863705, 5305860, 5836446, 6190170, 6484940, 6809187, 7428204, 8337780, 9078916, 9285255, 9727410, 11348645, 11672892, 12380340, 13618374, 14591115, 18570510, 19454820, 20427561, 22697290, 27236748, 29182230, 34045935, 37141020, 40855122, 45394580, 58364460, 68091870, 81710244, 102137805, 136183740, 204275610, 408551220]

約数ペア:

[(1, 408551220), (2, 204275610), (3, 136183740), (4, 102137805), (5, 81710244), (6, 68091870), (7, 58364460), (9, 45394580), (10, 40855122), (11, 37141020), (12, 34045935), (14, 29182230), (15, 27236748), (18, 22697290), (20, 20427561), (21, 19454820), (22, 18570510), (28, 14591115), (30, 13618374), (33, 12380340), (35, 11672892), (36, 11348645), (42, 9727410), (44, 9285255), (45, 9078916), (49, 8337780), (55, 7428204), (60, 6809187), (63, 6484940), (66, 6190170), (70, 5836446), (77, 5305860), (84, 4863705), (90, 4539458), (98, 4168890), (99, 4126780), (105, 3890964), (110, 3714102), (126, 3242470), (132, 3095085), (140, 2918223), (147, 2779260), (154, 2652930), (165, 2476068), (180, 2269729), (196, 2084445), (198, 2063390), (210, 1945482), (220, 1857051), (231, 1768620), (245, 1667556), (252, 1621235), (294, 1389630), (308, 1326465), (315, 1296988), (330, 1238034), (385, 1061172), (396, 1031695), (420, 972741), (441, 926420), (462, 884310), (490, 833778), (495, 825356), (539, 757980), (588, 694815), (630, 648494), (660, 619017), (693, 589540), (735, 555852), (770, 530586), (882, 463210), (924, 442155), (980, 416889), (990, 412678), (1078, 378990), (1155, 353724), (1260, 324247), (1386, 294770), (1470, 277926), (1540, 265293), (1617, 252660), (1764, 231605), (1980, 206339), (2156, 189495), (2205, 185284), (2310, 176862), (2695, 151596), (2772, 147385), (2940, 138963), (3234, 126330), (3465, 117908), (4211, 97020), (4410, 92642), (4620, 88431), (4851, 84220), (5390, 75798), (6468, 63165), (6930, 58954), (8085, 50532), (8422, 48510), (8820, 46321), (9702, 42110), (10780, 37899), (12633, 32340), (13860, 29477), (16170, 25266), (16844, 24255), (19404, 21055)]