72467220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{172541}}^1$

素因数の和:172560

約数の個数: 48

約数和(自身を含む): 231896448

約数和(自身を除く): 159429228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 172541, 345082, 517623, 690164, 862705, 1035246, 1207787, 1725410, 2070492, 2415574, 2588115, 3450820, 3623361, 4831148, 5176230, 6038935, 7246722, 10352460, 12077870, 14493444, 18116805, 24155740, 36233610, 72467220]

約数ペア:

[(1, 72467220), (2, 36233610), (3, 24155740), (4, 18116805), (5, 14493444), (6, 12077870), (7, 10352460), (10, 7246722), (12, 6038935), (14, 5176230), (15, 4831148), (20, 3623361), (21, 3450820), (28, 2588115), (30, 2415574), (35, 2070492), (42, 1725410), (60, 1207787), (70, 1035246), (84, 862705), (105, 690164), (140, 517623), (210, 345082), (420, 172541)]