64451700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 180

約数和(自身を含む): 213731980

約数和(自身を除く): 149280280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 73, 75, 81, 90, 100, 108, 109, 135, 146, 150, 162, 180, 218, 219, 225, 270, 292, 300, 324, 327, 365, 405, 436, 438, 450, 540, 545, 654, 657, 675, 730, 810, 876, 900, 981, 1090, 1095, 1308, 1314, 1350, 1460, 1620, 1635, 1825, 1962, 1971, 2025, 2180, 2190, 2628, 2700, 2725, 2943, 3270, 3285, 3650, 3924, 3942, 4050, 4380, 4905, 5450, 5475, 5886, 5913, 6540, 6570, 7300, 7884, 7957, 8100, 8175, 8829, 9810, 9855, 10900, 10950, 11772, 11826, 13140, 14715, 15914, 16350, 16425, 17658, 19620, 19710, 21900, 23652, 23871, 24525, 29430, 29565, 31828, 32700, 32850, 35316, 39420, 39785, 44145, 47742, 49050, 49275, 58860, 59130, 65700, 71613, 73575, 79570, 88290, 95484, 98100, 98550, 118260, 119355, 143226, 147150, 147825, 159140, 176580, 197100, 198925, 214839, 220725, 238710, 286452, 294300, 295650, 358065, 397850, 429678, 441450, 477420, 591300, 596775, 644517, 716130, 795700, 859356, 882900, 1074195, 1193550, 1289034, 1432260, 1790325, 2148390, 2387100, 2578068, 3222585, 3580650, 4296780, 5370975, 6445170, 7161300, 10741950, 12890340, 16112925, 21483900, 32225850, 64451700]

約数ペア:

[(1, 64451700), (2, 32225850), (3, 21483900), (4, 16112925), (5, 12890340), (6, 10741950), (9, 7161300), (10, 6445170), (12, 5370975), (15, 4296780), (18, 3580650), (20, 3222585), (25, 2578068), (27, 2387100), (30, 2148390), (36, 1790325), (45, 1432260), (50, 1289034), (54, 1193550), (60, 1074195), (73, 882900), (75, 859356), (81, 795700), (90, 716130), (100, 644517), (108, 596775), (109, 591300), (135, 477420), (146, 441450), (150, 429678), (162, 397850), (180, 358065), (218, 295650), (219, 294300), (225, 286452), (270, 238710), (292, 220725), (300, 214839), (324, 198925), (327, 197100), (365, 176580), (405, 159140), (436, 147825), (438, 147150), (450, 143226), (540, 119355), (545, 118260), (654, 98550), (657, 98100), (675, 95484), (730, 88290), (810, 79570), (876, 73575), (900, 71613), (981, 65700), (1090, 59130), (1095, 58860), (1308, 49275), (1314, 49050), (1350, 47742), (1460, 44145), (1620, 39785), (1635, 39420), (1825, 35316), (1962, 32850), (1971, 32700), (2025, 31828), (2180, 29565), (2190, 29430), (2628, 24525), (2700, 23871), (2725, 23652), (2943, 21900), (3270, 19710), (3285, 19620), (3650, 17658), (3924, 16425), (3942, 16350), (4050, 15914), (4380, 14715), (4905, 13140), (5450, 11826), (5475, 11772), (5886, 10950), (5913, 10900), (6540, 9855), (6570, 9810), (7300, 8829), (7884, 8175), (7957, 8100)]