920378340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{730459}}^1$

素因数の和:730481

約数の個数: 72

約数和(自身を含む): 3190649280

約数和(自身を除く): 2270270940

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, 730459, 1460918, 2191377, 2921836, 3652295, 4382754, 5113213, 6574131, 7304590, 8765508, 10226426, 10956885, 13148262, 14609180, 15339639, 20452852, 21913770, 25566065, 26296524, 30679278, 32870655, 43827540, 46018917, 51132130, 61358556, 65741310, 76698195, 92037834, 102264260, 131482620, 153396390, 184075668, 230094585, 306792780, 460189170, 920378340]

約数ペア:

[(1, 920378340), (2, 460189170), (3, 306792780), (4, 230094585), (5, 184075668), (6, 153396390), (7, 131482620), (9, 102264260), (10, 92037834), (12, 76698195), (14, 65741310), (15, 61358556), (18, 51132130), (20, 46018917), (21, 43827540), (28, 32870655), (30, 30679278), (35, 26296524), (36, 25566065), (42, 21913770), (45, 20452852), (60, 15339639), (63, 14609180), (70, 13148262), (84, 10956885), (90, 10226426), (105, 8765508), (126, 7304590), (140, 6574131), (180, 5113213), (210, 4382754), (252, 3652295), (315, 2921836), (420, 2191377), (630, 1460918), (1260, 730459)]