61297920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 216

約数和(自身を含む): 225277416

約数和(自身を除く): 163979496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 313, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 626, 640, 680, 720, 765, 768, 816, 939, 960, 1020, 1088, 1152, 1224, 1252, 1280, 1360, 1440, 1530, 1565, 1632, 1878, 1920, 2040, 2176, 2304, 2448, 2504, 2720, 2817, 2880, 3060, 3130, 3264, 3756, 3840, 4080, 4352, 4695, 4896, 5008, 5321, 5440, 5634, 5760, 6120, 6260, 6528, 7512, 8160, 9390, 9792, 10016, 10642, 10880, 11268, 11520, 12240, 12520, 13056, 14085, 15024, 15963, 16320, 18780, 19584, 20032, 21284, 21760, 22536, 24480, 25040, 26605, 28170, 30048, 31926, 32640, 37560, 39168, 40064, 42568, 45072, 47889, 48960, 50080, 53210, 56340, 60096, 63852, 65280, 75120, 79815, 80128, 85136, 90144, 95778, 97920, 100160, 106420, 112680, 120192, 127704, 150240, 159630, 170272, 180288, 191556, 195840, 200320, 212840, 225360, 239445, 240384, 255408, 300480, 319260, 340544, 360576, 383112, 400640, 425680, 450720, 478890, 510816, 600960, 638520, 681088, 721152, 766224, 851360, 901440, 957780, 1021632, 1201920, 1277040, 1362176, 1532448, 1702720, 1802880, 1915560, 2043264, 2554080, 3064896, 3405440, 3605760, 3831120, 4086528, 5108160, 6129792, 6810880, 7662240, 10216320, 12259584, 15324480, 20432640, 30648960, 61297920]

約数ペア:

[(1, 61297920), (2, 30648960), (3, 20432640), (4, 15324480), (5, 12259584), (6, 10216320), (8, 7662240), (9, 6810880), (10, 6129792), (12, 5108160), (15, 4086528), (16, 3831120), (17, 3605760), (18, 3405440), (20, 3064896), (24, 2554080), (30, 2043264), (32, 1915560), (34, 1802880), (36, 1702720), (40, 1532448), (45, 1362176), (48, 1277040), (51, 1201920), (60, 1021632), (64, 957780), (68, 901440), (72, 851360), (80, 766224), (85, 721152), (90, 681088), (96, 638520), (102, 600960), (120, 510816), (128, 478890), (136, 450720), (144, 425680), (153, 400640), (160, 383112), (170, 360576), (180, 340544), (192, 319260), (204, 300480), (240, 255408), (255, 240384), (256, 239445), (272, 225360), (288, 212840), (306, 200320), (313, 195840), (320, 191556), (340, 180288), (360, 170272), (384, 159630), (408, 150240), (480, 127704), (510, 120192), (544, 112680), (576, 106420), (612, 100160), (626, 97920), (640, 95778), (680, 90144), (720, 85136), (765, 80128), (768, 79815), (816, 75120), (939, 65280), (960, 63852), (1020, 60096), (1088, 56340), (1152, 53210), (1224, 50080), (1252, 48960), (1280, 47889), (1360, 45072), (1440, 42568), (1530, 40064), (1565, 39168), (1632, 37560), (1878, 32640), (1920, 31926), (2040, 30048), (2176, 28170), (2304, 26605), (2448, 25040), (2504, 24480), (2720, 22536), (2817, 21760), (2880, 21284), (3060, 20032), (3130, 19584), (3264, 18780), (3756, 16320), (3840, 15963), (4080, 15024), (4352, 14085), (4695, 13056), (4896, 12520), (5008, 12240), (5321, 11520), (5440, 11268), (5634, 10880), (5760, 10642), (6120, 10016), (6260, 9792), (6528, 9390), (7512, 8160)]