309143408

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 711383040

約数和(自身を除く): 402239632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 269, 331, 434, 496, 538, 662, 868, 1076, 1324, 1736, 1883, 2152, 2317, 2648, 3472, 3766, 4304, 4634, 5296, 7532, 8339, 9268, 10261, 15064, 16678, 18536, 20522, 30128, 33356, 37072, 41044, 58373, 66712, 71827, 82088, 89039, 116746, 133424, 143654, 164176, 178078, 233492, 287308, 356156, 466984, 574616, 623273, 712312, 933968, 1149232, 1246546, 1424624, 2493092, 2760209, 4986184, 5520418, 9972368, 11040836, 19321463, 22081672, 38642926, 44163344, 77285852, 154571704, 309143408]

約数ペア:

[(1, 309143408), (2, 154571704), (4, 77285852), (7, 44163344), (8, 38642926), (14, 22081672), (16, 19321463), (28, 11040836), (31, 9972368), (56, 5520418), (62, 4986184), (112, 2760209), (124, 2493092), (217, 1424624), (248, 1246546), (269, 1149232), (331, 933968), (434, 712312), (496, 623273), (538, 574616), (662, 466984), (868, 356156), (1076, 287308), (1324, 233492), (1736, 178078), (1883, 164176), (2152, 143654), (2317, 133424), (2648, 116746), (3472, 89039), (3766, 82088), (4304, 71827), (4634, 66712), (5296, 58373), (7532, 41044), (8339, 37072), (9268, 33356), (10261, 30128), (15064, 20522), (16678, 18536)]