219407440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1269

約数の個数: 160

約数和(自身を含む): 650315520

約数和(自身を除く): 430908080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 170, 190, 238, 266, 272, 280, 304, 323, 340, 380, 476, 532, 560, 595, 646, 665, 680, 760, 952, 1064, 1190, 1213, 1292, 1330, 1360, 1520, 1615, 1904, 2128, 2261, 2380, 2426, 2584, 2660, 3230, 4522, 4760, 4852, 5168, 5320, 6065, 6460, 8491, 9044, 9520, 9704, 10640, 11305, 12130, 12920, 16982, 18088, 19408, 20621, 22610, 23047, 24260, 25840, 33964, 36176, 41242, 42455, 45220, 46094, 48520, 67928, 82484, 84910, 90440, 92188, 97040, 103105, 115235, 135856, 144347, 161329, 164968, 169820, 180880, 184376, 206210, 230470, 288694, 322658, 329936, 339640, 368752, 391799, 412420, 460940, 577388, 645316, 679280, 721735, 783598, 806645, 824840, 921880, 1154776, 1290632, 1443470, 1567196, 1613290, 1649680, 1843760, 1958995, 2309552, 2581264, 2742593, 2886940, 3134392, 3226580, 3917990, 5485186, 5773880, 6268784, 6453160, 7835980, 10970372, 11547760, 12906320, 13712965, 15671960, 21940744, 27425930, 31343920, 43881488, 54851860, 109703720, 219407440]

約数ペア:

[(1, 219407440), (2, 109703720), (4, 54851860), (5, 43881488), (7, 31343920), (8, 27425930), (10, 21940744), (14, 15671960), (16, 13712965), (17, 12906320), (19, 11547760), (20, 10970372), (28, 7835980), (34, 6453160), (35, 6268784), (38, 5773880), (40, 5485186), (56, 3917990), (68, 3226580), (70, 3134392), (76, 2886940), (80, 2742593), (85, 2581264), (95, 2309552), (112, 1958995), (119, 1843760), (133, 1649680), (136, 1613290), (140, 1567196), (152, 1443470), (170, 1290632), (190, 1154776), (238, 921880), (266, 824840), (272, 806645), (280, 783598), (304, 721735), (323, 679280), (340, 645316), (380, 577388), (476, 460940), (532, 412420), (560, 391799), (595, 368752), (646, 339640), (665, 329936), (680, 322658), (760, 288694), (952, 230470), (1064, 206210), (1190, 184376), (1213, 180880), (1292, 169820), (1330, 164968), (1360, 161329), (1520, 144347), (1615, 135856), (1904, 115235), (2128, 103105), (2261, 97040), (2380, 92188), (2426, 90440), (2584, 84910), (2660, 82484), (3230, 67928), (4522, 48520), (4760, 46094), (4852, 45220), (5168, 42455), (5320, 41242), (6065, 36176), (6460, 33964), (8491, 25840), (9044, 24260), (9520, 23047), (9704, 22610), (10640, 20621), (11305, 19408), (12130, 18088), (12920, 16982)]