72206460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 236396160

約数和(自身を除く): 164189700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 387, 430, 491, 516, 570, 645, 684, 774, 817, 855, 860, 982, 1140, 1290, 1473, 1548, 1634, 1710, 1935, 1964, 2451, 2455, 2580, 2946, 3268, 3420, 3870, 4085, 4419, 4902, 4910, 5892, 7353, 7365, 7740, 8170, 8838, 9329, 9804, 9820, 12255, 14706, 14730, 16340, 17676, 18658, 21113, 22095, 24510, 27987, 29412, 29460, 36765, 37316, 42226, 44190, 46645, 49020, 55974, 63339, 73530, 83961, 84452, 88380, 93290, 105565, 111948, 126678, 139935, 147060, 167922, 186580, 190017, 211130, 253356, 279870, 316695, 335844, 380034, 401147, 419805, 422260, 559740, 633390, 760068, 802294, 839610, 950085, 1203441, 1266780, 1604588, 1679220, 1900170, 2005735, 2406882, 3610323, 3800340, 4011470, 4813764, 6017205, 7220646, 8022940, 12034410, 14441292, 18051615, 24068820, 36103230, 72206460]

約数ペア:

[(1, 72206460), (2, 36103230), (3, 24068820), (4, 18051615), (5, 14441292), (6, 12034410), (9, 8022940), (10, 7220646), (12, 6017205), (15, 4813764), (18, 4011470), (19, 3800340), (20, 3610323), (30, 2406882), (36, 2005735), (38, 1900170), (43, 1679220), (45, 1604588), (57, 1266780), (60, 1203441), (76, 950085), (86, 839610), (90, 802294), (95, 760068), (114, 633390), (129, 559740), (171, 422260), (172, 419805), (180, 401147), (190, 380034), (215, 335844), (228, 316695), (258, 279870), (285, 253356), (342, 211130), (380, 190017), (387, 186580), (430, 167922), (491, 147060), (516, 139935), (570, 126678), (645, 111948), (684, 105565), (774, 93290), (817, 88380), (855, 84452), (860, 83961), (982, 73530), (1140, 63339), (1290, 55974), (1473, 49020), (1548, 46645), (1634, 44190), (1710, 42226), (1935, 37316), (1964, 36765), (2451, 29460), (2455, 29412), (2580, 27987), (2946, 24510), (3268, 22095), (3420, 21113), (3870, 18658), (4085, 17676), (4419, 16340), (4902, 14730), (4910, 14706), (5892, 12255), (7353, 9820), (7365, 9804), (7740, 9329), (8170, 8838)]