81730560

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:358

約数の個数: 176

約数和(自身を含む): 277671456

約数和(自身を除く): 195940896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 313, 320, 340, 384, 408, 480, 510, 512, 544, 626, 640, 680, 768, 816, 939, 960, 1020, 1024, 1088, 1252, 1280, 1360, 1536, 1565, 1632, 1878, 1920, 2040, 2176, 2504, 2560, 2720, 3072, 3130, 3264, 3756, 3840, 4080, 4352, 4695, 5008, 5120, 5321, 5440, 6260, 6528, 7512, 7680, 8160, 8704, 9390, 10016, 10642, 10880, 12520, 13056, 15024, 15360, 15963, 16320, 17408, 18780, 20032, 21284, 21760, 25040, 26112, 26605, 30048, 31926, 32640, 37560, 40064, 42568, 43520, 50080, 52224, 53210, 60096, 63852, 65280, 75120, 79815, 80128, 85136, 87040, 100160, 106420, 120192, 127704, 130560, 150240, 159630, 160256, 170272, 200320, 212840, 240384, 255408, 261120, 300480, 319260, 320512, 340544, 400640, 425680, 480768, 510816, 600960, 638520, 681088, 801280, 851360, 961536, 1021632, 1201920, 1277040, 1362176, 1602560, 1702720, 2043264, 2403840, 2554080, 2724352, 3405440, 4086528, 4807680, 5108160, 5448704, 6810880, 8173056, 10216320, 13621760, 16346112, 20432640, 27243520, 40865280, 81730560]

約数ペア:

[(1, 81730560), (2, 40865280), (3, 27243520), (4, 20432640), (5, 16346112), (6, 13621760), (8, 10216320), (10, 8173056), (12, 6810880), (15, 5448704), (16, 5108160), (17, 4807680), (20, 4086528), (24, 3405440), (30, 2724352), (32, 2554080), (34, 2403840), (40, 2043264), (48, 1702720), (51, 1602560), (60, 1362176), (64, 1277040), (68, 1201920), (80, 1021632), (85, 961536), (96, 851360), (102, 801280), (120, 681088), (128, 638520), (136, 600960), (160, 510816), (170, 480768), (192, 425680), (204, 400640), (240, 340544), (255, 320512), (256, 319260), (272, 300480), (313, 261120), (320, 255408), (340, 240384), (384, 212840), (408, 200320), (480, 170272), (510, 160256), (512, 159630), (544, 150240), (626, 130560), (640, 127704), (680, 120192), (768, 106420), (816, 100160), (939, 87040), (960, 85136), (1020, 80128), (1024, 79815), (1088, 75120), (1252, 65280), (1280, 63852), (1360, 60096), (1536, 53210), (1565, 52224), (1632, 50080), (1878, 43520), (1920, 42568), (2040, 40064), (2176, 37560), (2504, 32640), (2560, 31926), (2720, 30048), (3072, 26605), (3130, 26112), (3264, 25040), (3756, 21760), (3840, 21284), (4080, 20032), (4352, 18780), (4695, 17408), (5008, 16320), (5120, 15963), (5321, 15360), (5440, 15024), (6260, 13056), (6528, 12520), (7512, 10880), (7680, 10642), (8160, 10016), (8704, 9390)]