155455020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123377}}^1$

素因数の和:123399

約数の個数: 72

約数和(自身を含む): 538915104

約数和(自身を除く): 383460084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 123377, 246754, 370131, 493508, 616885, 740262, 863639, 1110393, 1233770, 1480524, 1727278, 1850655, 2220786, 2467540, 2590917, 3454556, 3701310, 4318195, 4441572, 5181834, 5551965, 7402620, 7772751, 8636390, 10363668, 11103930, 12954585, 15545502, 17272780, 22207860, 25909170, 31091004, 38863755, 51818340, 77727510, 155455020]

約数ペア:

[(1, 155455020), (2, 77727510), (3, 51818340), (4, 38863755), (5, 31091004), (6, 25909170), (7, 22207860), (9, 17272780), (10, 15545502), (12, 12954585), (14, 11103930), (15, 10363668), (18, 8636390), (20, 7772751), (21, 7402620), (28, 5551965), (30, 5181834), (35, 4441572), (36, 4318195), (42, 3701310), (45, 3454556), (60, 2590917), (63, 2467540), (70, 2220786), (84, 1850655), (90, 1727278), (105, 1480524), (126, 1233770), (140, 1110393), (180, 863639), (210, 740262), (252, 616885), (315, 493508), (420, 370131), (630, 246754), (1260, 123377)]