155370540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199193}}^1$

素因数の和:199218

約数の個数: 48

約数和(自身を含む): 468504288

約数和(自身を除く): 313133748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 199193, 398386, 597579, 796772, 995965, 1195158, 1991930, 2390316, 2589509, 2987895, 3983860, 5179018, 5975790, 7768527, 10358036, 11951580, 12947545, 15537054, 25895090, 31074108, 38842635, 51790180, 77685270, 155370540]

約数ペア:

[(1, 155370540), (2, 77685270), (3, 51790180), (4, 38842635), (5, 31074108), (6, 25895090), (10, 15537054), (12, 12947545), (13, 11951580), (15, 10358036), (20, 7768527), (26, 5975790), (30, 5179018), (39, 3983860), (52, 2987895), (60, 2589509), (65, 2390316), (78, 1991930), (130, 1195158), (156, 995965), (195, 796772), (260, 597579), (390, 398386), (780, 199193)]