2438455440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{809}}^1$

素因数の和:1505

約数の個数: 160

約数和(自身を含む): 7978953600

約数和(自身を除く): 5540498160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 661, 760, 809, 912, 1140, 1322, 1520, 1618, 1983, 2280, 2427, 2644, 3236, 3305, 3966, 4045, 4560, 4854, 5288, 6472, 6610, 7932, 8090, 9708, 9915, 10576, 12135, 12559, 12944, 13220, 15371, 15864, 16180, 19416, 19830, 24270, 25118, 26440, 30742, 31728, 32360, 37677, 38832, 39660, 46113, 48540, 50236, 52880, 61484, 62795, 64720, 75354, 76855, 79320, 92226, 97080, 100472, 122968, 125590, 150708, 153710, 158640, 184452, 188385, 194160, 200944, 230565, 245936, 251180, 301416, 307420, 368904, 376770, 461130, 502360, 534749, 602832, 614840, 737808, 753540, 922260, 1004720, 1069498, 1229680, 1507080, 1604247, 1844520, 2138996, 2673745, 3014160, 3208494, 3689040, 4277992, 5347490, 6416988, 8021235, 8555984, 10160231, 10694980, 12833976, 16042470, 20320462, 21389960, 25667952, 30480693, 32084940, 40640924, 42779920, 50801155, 60961386, 64169880, 81281848, 101602310, 121922772, 128339760, 152403465, 162563696, 203204620, 243845544, 304806930, 406409240, 487691088, 609613860, 812818480, 1219227720, 2438455440]

約数ペア:

[(1, 2438455440), (2, 1219227720), (3, 812818480), (4, 609613860), (5, 487691088), (6, 406409240), (8, 304806930), (10, 243845544), (12, 203204620), (15, 162563696), (16, 152403465), (19, 128339760), (20, 121922772), (24, 101602310), (30, 81281848), (38, 64169880), (40, 60961386), (48, 50801155), (57, 42779920), (60, 40640924), (76, 32084940), (80, 30480693), (95, 25667952), (114, 21389960), (120, 20320462), (152, 16042470), (190, 12833976), (228, 10694980), (240, 10160231), (285, 8555984), (304, 8021235), (380, 6416988), (456, 5347490), (570, 4277992), (661, 3689040), (760, 3208494), (809, 3014160), (912, 2673745), (1140, 2138996), (1322, 1844520), (1520, 1604247), (1618, 1507080), (1983, 1229680), (2280, 1069498), (2427, 1004720), (2644, 922260), (3236, 753540), (3305, 737808), (3966, 614840), (4045, 602832), (4560, 534749), (4854, 502360), (5288, 461130), (6472, 376770), (6610, 368904), (7932, 307420), (8090, 301416), (9708, 251180), (9915, 245936), (10576, 230565), (12135, 200944), (12559, 194160), (12944, 188385), (13220, 184452), (15371, 158640), (15864, 153710), (16180, 150708), (19416, 125590), (19830, 122968), (24270, 100472), (25118, 97080), (26440, 92226), (30742, 79320), (31728, 76855), (32360, 75354), (37677, 64720), (38832, 62795), (39660, 61484), (46113, 52880), (48540, 50236)]