16171980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 33905460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 107, 110, 132, 165, 214, 220, 229, 321, 330, 428, 458, 535, 642, 660, 687, 916, 1070, 1145, 1177, 1284, 1374, 1605, 2140, 2290, 2354, 2519, 2748, 3210, 3435, 3531, 4580, 4708, 5038, 5885, 6420, 6870, 7062, 7557, 10076, 11770, 12595, 13740, 14124, 15114, 17655, 23540, 24503, 25190, 30228, 35310, 37785, 49006, 50380, 70620, 73509, 75570, 98012, 122515, 147018, 151140, 245030, 269533, 294036, 367545, 490060, 539066, 735090, 808599, 1078132, 1347665, 1470180, 1617198, 2695330, 3234396, 4042995, 5390660, 8085990, 16171980]

約数ペア:

[(1, 16171980), (2, 8085990), (3, 5390660), (4, 4042995), (5, 3234396), (6, 2695330), (10, 1617198), (11, 1470180), (12, 1347665), (15, 1078132), (20, 808599), (22, 735090), (30, 539066), (33, 490060), (44, 367545), (55, 294036), (60, 269533), (66, 245030), (107, 151140), (110, 147018), (132, 122515), (165, 98012), (214, 75570), (220, 73509), (229, 70620), (321, 50380), (330, 49006), (428, 37785), (458, 35310), (535, 30228), (642, 25190), (660, 24503), (687, 23540), (916, 17655), (1070, 15114), (1145, 14124), (1177, 13740), (1284, 12595), (1374, 11770), (1605, 10076), (2140, 7557), (2290, 7062), (2354, 6870), (2519, 6420), (2748, 5885), (3210, 5038), (3435, 4708), (3531, 4580)]