30489840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 112814208

約数和(自身を除く): 82324368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 48, 51, 53, 60, 68, 72, 80, 85, 90, 94, 102, 106, 120, 136, 141, 144, 153, 159, 170, 180, 188, 204, 212, 235, 240, 255, 265, 272, 282, 306, 318, 340, 360, 376, 408, 423, 424, 470, 477, 510, 530, 564, 612, 636, 680, 705, 720, 752, 765, 795, 799, 816, 846, 848, 901, 940, 954, 1020, 1060, 1128, 1224, 1272, 1360, 1410, 1530, 1590, 1598, 1692, 1802, 1880, 1908, 2040, 2115, 2120, 2256, 2385, 2397, 2448, 2491, 2544, 2703, 2820, 3060, 3180, 3196, 3384, 3604, 3760, 3816, 3995, 4080, 4230, 4240, 4505, 4770, 4794, 4982, 5406, 5640, 6120, 6360, 6392, 6768, 7191, 7208, 7473, 7632, 7990, 8109, 8460, 9010, 9540, 9588, 9964, 10812, 11280, 11985, 12240, 12455, 12720, 12784, 13515, 14382, 14416, 14946, 15980, 16218, 16920, 18020, 19080, 19176, 19928, 21624, 22419, 23970, 24910, 27030, 28764, 29892, 31960, 32436, 33840, 35955, 36040, 37365, 38160, 38352, 39856, 40545, 42347, 43248, 44838, 47940, 49820, 54060, 57528, 59784, 63920, 64872, 71910, 72080, 74730, 81090, 84694, 89676, 95880, 99640, 108120, 112095, 115056, 119568, 127041, 129744, 143820, 149460, 162180, 169388, 179352, 191760, 199280, 211735, 216240, 224190, 254082, 287640, 298920, 324360, 338776, 358704, 381123, 423470, 448380, 508164, 575280, 597840, 635205, 648720, 677552, 762246, 846940, 896760, 1016328, 1270410, 1524492, 1693880, 1793520, 1905615, 2032656, 2540820, 3048984, 3387760, 3811230, 5081640, 6097968, 7622460, 10163280, 15244920, 30489840]

約数ペア:

[(1, 30489840), (2, 15244920), (3, 10163280), (4, 7622460), (5, 6097968), (6, 5081640), (8, 3811230), (9, 3387760), (10, 3048984), (12, 2540820), (15, 2032656), (16, 1905615), (17, 1793520), (18, 1693880), (20, 1524492), (24, 1270410), (30, 1016328), (34, 896760), (36, 846940), (40, 762246), (45, 677552), (47, 648720), (48, 635205), (51, 597840), (53, 575280), (60, 508164), (68, 448380), (72, 423470), (80, 381123), (85, 358704), (90, 338776), (94, 324360), (102, 298920), (106, 287640), (120, 254082), (136, 224190), (141, 216240), (144, 211735), (153, 199280), (159, 191760), (170, 179352), (180, 169388), (188, 162180), (204, 149460), (212, 143820), (235, 129744), (240, 127041), (255, 119568), (265, 115056), (272, 112095), (282, 108120), (306, 99640), (318, 95880), (340, 89676), (360, 84694), (376, 81090), (408, 74730), (423, 72080), (424, 71910), (470, 64872), (477, 63920), (510, 59784), (530, 57528), (564, 54060), (612, 49820), (636, 47940), (680, 44838), (705, 43248), (720, 42347), (752, 40545), (765, 39856), (795, 38352), (799, 38160), (816, 37365), (846, 36040), (848, 35955), (901, 33840), (940, 32436), (954, 31960), (1020, 29892), (1060, 28764), (1128, 27030), (1224, 24910), (1272, 23970), (1360, 22419), (1410, 21624), (1530, 19928), (1590, 19176), (1598, 19080), (1692, 18020), (1802, 16920), (1880, 16218), (1908, 15980), (2040, 14946), (2115, 14416), (2120, 14382), (2256, 13515), (2385, 12784), (2397, 12720), (2448, 12455), (2491, 12240), (2544, 11985), (2703, 11280), (2820, 10812), (3060, 9964), (3180, 9588), (3196, 9540), (3384, 9010), (3604, 8460), (3760, 8109), (3816, 7990), (3995, 7632), (4080, 7473), (4230, 7208), (4240, 7191), (4505, 6768), (4770, 6392), (4794, 6360), (4982, 6120), (5406, 5640)]