643935840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70607}}^1$

素因数の和:70644

約数の個数: 96

約数和(自身を含む): 2135185920

約数和(自身を除く): 1491250080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 70607, 141214, 211821, 282428, 353035, 423642, 564856, 706070, 847284, 1059105, 1129712, 1341533, 1412140, 1694568, 2118210, 2259424, 2683066, 2824280, 3389136, 4024599, 4236420, 5366132, 5648560, 6707665, 6778272, 8049198, 8472840, 10732264, 11297120, 13415330, 16098396, 16945680, 20122995, 21464528, 26830660, 32196792, 33891360, 40245990, 42929056, 53661320, 64393584, 80491980, 107322640, 128787168, 160983960, 214645280, 321967920, 643935840]

約数ペア:

[(1, 643935840), (2, 321967920), (3, 214645280), (4, 160983960), (5, 128787168), (6, 107322640), (8, 80491980), (10, 64393584), (12, 53661320), (15, 42929056), (16, 40245990), (19, 33891360), (20, 32196792), (24, 26830660), (30, 21464528), (32, 20122995), (38, 16945680), (40, 16098396), (48, 13415330), (57, 11297120), (60, 10732264), (76, 8472840), (80, 8049198), (95, 6778272), (96, 6707665), (114, 5648560), (120, 5366132), (152, 4236420), (160, 4024599), (190, 3389136), (228, 2824280), (240, 2683066), (285, 2259424), (304, 2118210), (380, 1694568), (456, 1412140), (480, 1341533), (570, 1129712), (608, 1059105), (760, 847284), (912, 706070), (1140, 564856), (1520, 423642), (1824, 353035), (2280, 282428), (3040, 211821), (4560, 141214), (9120, 70607)]