28425420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2357}}^1$

素因数の和:2439

約数の個数: 72

約数和(自身を含む): 87547824

約数和(自身を除く): 59122404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2357, 2412, 3015, 4020, 4714, 6030, 7071, 9428, 11785, 12060, 14142, 21213, 23570, 28284, 35355, 42426, 47140, 70710, 84852, 106065, 141420, 157919, 212130, 315838, 424260, 473757, 631676, 789595, 947514, 1421271, 1579190, 1895028, 2368785, 2842542, 3158380, 4737570, 5685084, 7106355, 9475140, 14212710, 28425420]

約数ペア:

[(1, 28425420), (2, 14212710), (3, 9475140), (4, 7106355), (5, 5685084), (6, 4737570), (9, 3158380), (10, 2842542), (12, 2368785), (15, 1895028), (18, 1579190), (20, 1421271), (30, 947514), (36, 789595), (45, 631676), (60, 473757), (67, 424260), (90, 315838), (134, 212130), (180, 157919), (201, 141420), (268, 106065), (335, 84852), (402, 70710), (603, 47140), (670, 42426), (804, 35355), (1005, 28284), (1206, 23570), (1340, 21213), (2010, 14142), (2357, 12060), (2412, 11785), (3015, 9428), (4020, 7071), (4714, 6030)]