1964492790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{563}}^1$

素因数の和:998

約数の個数: 128

約数和(自身を含む): 5321272320

約数和(自身を除く): 3356779530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 389, 390, 563, 598, 690, 778, 897, 1126, 1167, 1495, 1689, 1794, 1945, 2334, 2815, 2990, 3378, 3890, 4485, 5057, 5630, 5835, 7319, 8445, 8947, 8970, 10114, 11670, 12949, 14638, 15171, 16890, 17894, 21957, 25285, 25898, 26841, 30342, 36595, 38847, 43914, 44735, 50570, 53682, 64745, 73190, 75855, 77694, 89470, 109785, 116311, 129490, 134205, 151710, 168337, 194235, 219007, 219570, 232622, 268410, 336674, 348933, 388470, 438014, 505011, 581555, 657021, 697866, 841685, 1010022, 1095035, 1163110, 1314042, 1683370, 1744665, 2190070, 2525055, 2847091, 3285105, 3489330, 5037161, 5050110, 5694182, 6570210, 8541273, 10074322, 14235455, 15111483, 17082546, 25185805, 28470910, 30222966, 42706365, 50371610, 65483093, 75557415, 85412730, 130966186, 151114830, 196449279, 327415465, 392898558, 654830930, 982246395, 1964492790]

約数ペア:

[(1, 1964492790), (2, 982246395), (3, 654830930), (5, 392898558), (6, 327415465), (10, 196449279), (13, 151114830), (15, 130966186), (23, 85412730), (26, 75557415), (30, 65483093), (39, 50371610), (46, 42706365), (65, 30222966), (69, 28470910), (78, 25185805), (115, 17082546), (130, 15111483), (138, 14235455), (195, 10074322), (230, 8541273), (299, 6570210), (345, 5694182), (389, 5050110), (390, 5037161), (563, 3489330), (598, 3285105), (690, 2847091), (778, 2525055), (897, 2190070), (1126, 1744665), (1167, 1683370), (1495, 1314042), (1689, 1163110), (1794, 1095035), (1945, 1010022), (2334, 841685), (2815, 697866), (2990, 657021), (3378, 581555), (3890, 505011), (4485, 438014), (5057, 388470), (5630, 348933), (5835, 336674), (7319, 268410), (8445, 232622), (8947, 219570), (8970, 219007), (10114, 194235), (11670, 168337), (12949, 151710), (14638, 134205), (15171, 129490), (16890, 116311), (17894, 109785), (21957, 89470), (25285, 77694), (25898, 75855), (26841, 73190), (30342, 64745), (36595, 53682), (38847, 50570), (43914, 44735)]