28216440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11197}}^1$

素因数の和:11221

約数の個数: 96

約数和(自身を含む): 104813280

約数和(自身を除く): 76596840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11197, 22394, 33591, 44788, 55985, 67182, 78379, 89576, 100773, 111970, 134364, 156758, 167955, 201546, 223940, 235137, 268728, 313516, 335910, 391895, 403092, 447880, 470274, 503865, 627032, 671820, 705411, 783790, 806184, 940548, 1007730, 1175685, 1343640, 1410822, 1567580, 1881096, 2015460, 2351370, 2821644, 3135160, 3527055, 4030920, 4702740, 5643288, 7054110, 9405480, 14108220, 28216440]

約数ペア:

[(1, 28216440), (2, 14108220), (3, 9405480), (4, 7054110), (5, 5643288), (6, 4702740), (7, 4030920), (8, 3527055), (9, 3135160), (10, 2821644), (12, 2351370), (14, 2015460), (15, 1881096), (18, 1567580), (20, 1410822), (21, 1343640), (24, 1175685), (28, 1007730), (30, 940548), (35, 806184), (36, 783790), (40, 705411), (42, 671820), (45, 627032), (56, 503865), (60, 470274), (63, 447880), (70, 403092), (72, 391895), (84, 335910), (90, 313516), (105, 268728), (120, 235137), (126, 223940), (140, 201546), (168, 167955), (180, 156758), (210, 134364), (252, 111970), (280, 100773), (315, 89576), (360, 78379), (420, 67182), (504, 55985), (630, 44788), (840, 33591), (1260, 22394), (2520, 11197)]