280492758

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1491

約数の個数: 144

約数和(自身を含む): 806682240

約数和(自身を除く): 526189482

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 49, 51, 63, 78, 91, 98, 102, 117, 119, 126, 147, 153, 182, 221, 234, 238, 273, 294, 306, 357, 441, 442, 546, 637, 663, 714, 819, 833, 882, 1071, 1274, 1326, 1439, 1547, 1638, 1666, 1911, 1989, 2142, 2499, 2878, 3094, 3822, 3978, 4317, 4641, 4998, 5733, 7497, 8634, 9282, 10073, 10829, 11466, 12951, 13923, 14994, 18707, 20146, 21658, 24463, 25902, 27846, 30219, 32487, 37414, 48926, 56121, 60438, 64974, 70511, 73389, 90657, 97461, 112242, 130949, 141022, 146778, 168363, 171241, 181314, 194922, 211533, 220167, 261898, 318019, 336726, 342482, 392847, 423066, 440334, 513723, 634599, 636038, 785694, 916643, 954057, 1027446, 1178541, 1198687, 1269198, 1541169, 1833286, 1908114, 2226133, 2357082, 2397374, 2749929, 2862171, 3082338, 3596061, 4452266, 5499858, 5724342, 6678399, 7192122, 8249787, 10788183, 13356798, 15582931, 16499574, 20035197, 21576366, 31165862, 40070394, 46748793, 93497586, 140246379, 280492758]

約数ペア:

[(1, 280492758), (2, 140246379), (3, 93497586), (6, 46748793), (7, 40070394), (9, 31165862), (13, 21576366), (14, 20035197), (17, 16499574), (18, 15582931), (21, 13356798), (26, 10788183), (34, 8249787), (39, 7192122), (42, 6678399), (49, 5724342), (51, 5499858), (63, 4452266), (78, 3596061), (91, 3082338), (98, 2862171), (102, 2749929), (117, 2397374), (119, 2357082), (126, 2226133), (147, 1908114), (153, 1833286), (182, 1541169), (221, 1269198), (234, 1198687), (238, 1178541), (273, 1027446), (294, 954057), (306, 916643), (357, 785694), (441, 636038), (442, 634599), (546, 513723), (637, 440334), (663, 423066), (714, 392847), (819, 342482), (833, 336726), (882, 318019), (1071, 261898), (1274, 220167), (1326, 211533), (1439, 194922), (1547, 181314), (1638, 171241), (1666, 168363), (1911, 146778), (1989, 141022), (2142, 130949), (2499, 112242), (2878, 97461), (3094, 90657), (3822, 73389), (3978, 70511), (4317, 64974), (4641, 60438), (4998, 56121), (5733, 48926), (7497, 37414), (8634, 32487), (9282, 30219), (10073, 27846), (10829, 25902), (11466, 24463), (12951, 21658), (13923, 20146), (14994, 18707)]