18873900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:400

約数の個数: 108

約数和(自身を含む): 60233992

約数和(自身を除く): 41360092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 67, 75, 90, 100, 134, 150, 180, 201, 225, 268, 300, 313, 335, 402, 450, 603, 626, 670, 804, 900, 939, 1005, 1206, 1252, 1340, 1565, 1675, 1878, 2010, 2412, 2817, 3015, 3130, 3350, 3756, 4020, 4695, 5025, 5634, 6030, 6260, 6700, 7825, 9390, 10050, 11268, 12060, 14085, 15075, 15650, 18780, 20100, 20971, 23475, 28170, 30150, 31300, 41942, 46950, 56340, 60300, 62913, 70425, 83884, 93900, 104855, 125826, 140850, 188739, 209710, 251652, 281700, 314565, 377478, 419420, 524275, 629130, 754956, 943695, 1048550, 1258260, 1572825, 1887390, 2097100, 3145650, 3774780, 4718475, 6291300, 9436950, 18873900]

約数ペア:

[(1, 18873900), (2, 9436950), (3, 6291300), (4, 4718475), (5, 3774780), (6, 3145650), (9, 2097100), (10, 1887390), (12, 1572825), (15, 1258260), (18, 1048550), (20, 943695), (25, 754956), (30, 629130), (36, 524275), (45, 419420), (50, 377478), (60, 314565), (67, 281700), (75, 251652), (90, 209710), (100, 188739), (134, 140850), (150, 125826), (180, 104855), (201, 93900), (225, 83884), (268, 70425), (300, 62913), (313, 60300), (335, 56340), (402, 46950), (450, 41942), (603, 31300), (626, 30150), (670, 28170), (804, 23475), (900, 20971), (939, 20100), (1005, 18780), (1206, 15650), (1252, 15075), (1340, 14085), (1565, 12060), (1675, 11268), (1878, 10050), (2010, 9390), (2412, 7825), (2817, 6700), (3015, 6260), (3130, 6030), (3350, 5634), (3756, 5025), (4020, 4695)]