308525620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 719712000

約数和(自身を除く): 411186380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 89, 130, 134, 178, 199, 260, 268, 335, 356, 398, 445, 670, 796, 871, 890, 995, 1157, 1340, 1742, 1780, 1990, 2314, 2587, 3484, 3980, 4355, 4628, 5174, 5785, 5963, 8710, 10348, 11570, 11926, 12935, 13333, 17420, 17711, 23140, 23852, 25870, 26666, 29815, 35422, 51740, 53332, 59630, 66665, 70844, 77519, 88555, 119260, 133330, 155038, 173329, 177110, 230243, 266660, 310076, 346658, 354220, 387595, 460486, 693316, 775190, 866645, 920972, 1151215, 1186637, 1550380, 1733290, 2302430, 2373274, 3466580, 4604860, 4746548, 5933185, 11866370, 15426281, 23732740, 30852562, 61705124, 77131405, 154262810, 308525620]

約数ペア:

[(1, 308525620), (2, 154262810), (4, 77131405), (5, 61705124), (10, 30852562), (13, 23732740), (20, 15426281), (26, 11866370), (52, 5933185), (65, 4746548), (67, 4604860), (89, 3466580), (130, 2373274), (134, 2302430), (178, 1733290), (199, 1550380), (260, 1186637), (268, 1151215), (335, 920972), (356, 866645), (398, 775190), (445, 693316), (670, 460486), (796, 387595), (871, 354220), (890, 346658), (995, 310076), (1157, 266660), (1340, 230243), (1742, 177110), (1780, 173329), (1990, 155038), (2314, 133330), (2587, 119260), (3484, 88555), (3980, 77519), (4355, 70844), (4628, 66665), (5174, 59630), (5785, 53332), (5963, 51740), (8710, 35422), (10348, 29815), (11570, 26666), (11926, 25870), (12935, 23852), (13333, 23140), (17420, 17711)]