278024130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5227}}^1$

素因数の和:5440

約数の個数: 64

約数和(自身を含む): 745303680

約数和(自身を除く): 467279550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 197, 270, 394, 591, 985, 1182, 1773, 1970, 2955, 3546, 5227, 5319, 5910, 8865, 10454, 10638, 15681, 17730, 26135, 26595, 31362, 47043, 52270, 53190, 78405, 94086, 141129, 156810, 235215, 282258, 470430, 705645, 1029719, 1411290, 2059438, 3089157, 5148595, 6178314, 9267471, 10297190, 15445785, 18534942, 27802413, 30891570, 46337355, 55604826, 92674710, 139012065, 278024130]

約数ペア:

[(1, 278024130), (2, 139012065), (3, 92674710), (5, 55604826), (6, 46337355), (9, 30891570), (10, 27802413), (15, 18534942), (18, 15445785), (27, 10297190), (30, 9267471), (45, 6178314), (54, 5148595), (90, 3089157), (135, 2059438), (197, 1411290), (270, 1029719), (394, 705645), (591, 470430), (985, 282258), (1182, 235215), (1773, 156810), (1970, 141129), (2955, 94086), (3546, 78405), (5227, 53190), (5319, 52270), (5910, 47043), (8865, 31362), (10454, 26595), (10638, 26135), (15681, 17730)]