303969880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 746496000

約数和(自身を除く): 442526120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 79, 107, 116, 124, 145, 155, 158, 214, 232, 248, 290, 310, 316, 395, 428, 535, 580, 620, 632, 790, 856, 899, 1070, 1160, 1240, 1580, 1798, 2140, 2291, 2449, 3103, 3160, 3317, 3596, 4280, 4495, 4582, 4898, 6206, 6634, 7192, 8453, 8990, 9164, 9796, 11455, 12245, 12412, 13268, 15515, 16585, 16906, 17980, 18328, 19592, 22910, 24490, 24824, 26536, 31030, 33170, 33812, 35960, 42265, 45820, 48980, 62060, 66340, 67624, 71021, 84530, 91640, 96193, 97960, 124120, 132680, 142042, 169060, 192386, 245137, 262043, 284084, 338120, 355105, 384772, 480965, 490274, 524086, 568168, 710210, 769544, 961930, 980548, 1048172, 1225685, 1310215, 1420420, 1923860, 1961096, 2096344, 2451370, 2620430, 2840840, 3847720, 4902740, 5240860, 7599247, 9805480, 10481720, 15198494, 30396988, 37996235, 60793976, 75992470, 151984940, 303969880]

約数ペア:

[(1, 303969880), (2, 151984940), (4, 75992470), (5, 60793976), (8, 37996235), (10, 30396988), (20, 15198494), (29, 10481720), (31, 9805480), (40, 7599247), (58, 5240860), (62, 4902740), (79, 3847720), (107, 2840840), (116, 2620430), (124, 2451370), (145, 2096344), (155, 1961096), (158, 1923860), (214, 1420420), (232, 1310215), (248, 1225685), (290, 1048172), (310, 980548), (316, 961930), (395, 769544), (428, 710210), (535, 568168), (580, 524086), (620, 490274), (632, 480965), (790, 384772), (856, 355105), (899, 338120), (1070, 284084), (1160, 262043), (1240, 245137), (1580, 192386), (1798, 169060), (2140, 142042), (2291, 132680), (2449, 124120), (3103, 97960), (3160, 96193), (3317, 91640), (3596, 84530), (4280, 71021), (4495, 67624), (4582, 66340), (4898, 62060), (6206, 48980), (6634, 45820), (7192, 42265), (8453, 35960), (8990, 33812), (9164, 33170), (9796, 31030), (11455, 26536), (12245, 24824), (12412, 24490), (13268, 22910), (15515, 19592), (16585, 18328), (16906, 17980)]