281796228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1489}}^1$

素因数の和:2257

約数の個数: 72

約数和(自身を含む): 815709440

約数和(自身を除く): 533913212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 751, 1489, 1502, 2253, 2978, 3004, 4467, 4506, 5257, 5956, 6759, 8934, 9012, 10423, 10514, 13401, 13518, 15771, 17868, 20846, 21028, 26802, 27036, 31269, 31542, 41692, 47313, 53604, 62538, 63084, 93807, 94626, 125076, 187614, 189252, 375228, 1118239, 2236478, 3354717, 4472956, 6709434, 7827673, 10064151, 13418868, 15655346, 20128302, 23483019, 31310692, 40256604, 46966038, 70449057, 93932076, 140898114, 281796228]

約数ペア:

[(1, 281796228), (2, 140898114), (3, 93932076), (4, 70449057), (6, 46966038), (7, 40256604), (9, 31310692), (12, 23483019), (14, 20128302), (18, 15655346), (21, 13418868), (28, 10064151), (36, 7827673), (42, 6709434), (63, 4472956), (84, 3354717), (126, 2236478), (252, 1118239), (751, 375228), (1489, 189252), (1502, 187614), (2253, 125076), (2978, 94626), (3004, 93807), (4467, 63084), (4506, 62538), (5257, 53604), (5956, 47313), (6759, 41692), (8934, 31542), (9012, 31269), (10423, 27036), (10514, 26802), (13401, 21028), (13518, 20846), (15771, 17868)]