254371680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10391}}^1$

素因数の和:10429

約数の個数: 144

約数和(自身を含む): 919193184

約数和(自身を除く): 664821504

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, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 10391, 12240, 20782, 24480, 31173, 41564, 51955, 62346, 83128, 93519, 103910, 124692, 155865, 166256, 176647, 187038, 207820, 249384, 311730, 332512, 353294, 374076, 415640, 467595, 498768, 529941, 623460, 706588, 748152, 831280, 883235, 935190, 997536, 1059882, 1246920, 1413176, 1496304, 1589823, 1662560, 1766470, 1870380, 2119764, 2493840, 2649705, 2826352, 2992608, 3179646, 3532940, 3740760, 4239528, 4987680, 5299410, 5652704, 6359292, 7065880, 7481520, 7949115, 8479056, 10598820, 12718584, 14131760, 14963040, 15898230, 16958112, 21197640, 25437168, 28263520, 31796460, 42395280, 50874336, 63592920, 84790560, 127185840, 254371680]

約数ペア:

[(1, 254371680), (2, 127185840), (3, 84790560), (4, 63592920), (5, 50874336), (6, 42395280), (8, 31796460), (9, 28263520), (10, 25437168), (12, 21197640), (15, 16958112), (16, 15898230), (17, 14963040), (18, 14131760), (20, 12718584), (24, 10598820), (30, 8479056), (32, 7949115), (34, 7481520), (36, 7065880), (40, 6359292), (45, 5652704), (48, 5299410), (51, 4987680), (60, 4239528), (68, 3740760), (72, 3532940), (80, 3179646), (85, 2992608), (90, 2826352), (96, 2649705), (102, 2493840), (120, 2119764), (136, 1870380), (144, 1766470), (153, 1662560), (160, 1589823), (170, 1496304), (180, 1413176), (204, 1246920), (240, 1059882), (255, 997536), (272, 935190), (288, 883235), (306, 831280), (340, 748152), (360, 706588), (408, 623460), (480, 529941), (510, 498768), (544, 467595), (612, 415640), (680, 374076), (720, 353294), (765, 332512), (816, 311730), (1020, 249384), (1224, 207820), (1360, 187038), (1440, 176647), (1530, 166256), (1632, 155865), (2040, 124692), (2448, 103910), (2720, 93519), (3060, 83128), (4080, 62346), (4896, 51955), (6120, 41564), (8160, 31173), (10391, 24480), (12240, 20782)]