18133020880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21341}}^1$

素因数の和:21429

約数の個数: 160

約数和(自身を含む): 48905619840

約数和(自身を除く): 30772598960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 43, 52, 65, 76, 80, 86, 95, 104, 130, 152, 172, 190, 208, 215, 247, 260, 304, 344, 380, 430, 494, 520, 559, 688, 760, 817, 860, 988, 1040, 1118, 1235, 1520, 1634, 1720, 1976, 2236, 2470, 2795, 3268, 3440, 3952, 4085, 4472, 4940, 5590, 6536, 8170, 8944, 9880, 10621, 11180, 13072, 16340, 19760, 21242, 21341, 22360, 32680, 42484, 42682, 44720, 53105, 65360, 84968, 85364, 106210, 106705, 169936, 170728, 212420, 213410, 277433, 341456, 405479, 424840, 426820, 554866, 810958, 849680, 853640, 917663, 1109732, 1387165, 1621916, 1707280, 1835326, 2027395, 2219464, 2774330, 3243832, 3670652, 4054790, 4438928, 4588315, 5271227, 5548660, 6487664, 7341304, 8109580, 9176630, 10542454, 11097320, 11929619, 14682608, 16219160, 17435597, 18353260, 21084908, 22194640, 23859238, 26356135, 32438320, 34871194, 36706520, 42169816, 47718476, 52712270, 59648095, 69742388, 73413040, 84339632, 87177985, 95436952, 105424540, 119296190, 139484776, 174355970, 190873904, 210849080, 226662761, 238592380, 278969552, 348711940, 421698160, 453325522, 477184760, 697423880, 906651044, 954369520, 1133313805, 1394847760, 1813302088, 2266627610, 3626604176, 4533255220, 9066510440, 18133020880]

約数ペア:

[(1, 18133020880), (2, 9066510440), (4, 4533255220), (5, 3626604176), (8, 2266627610), (10, 1813302088), (13, 1394847760), (16, 1133313805), (19, 954369520), (20, 906651044), (26, 697423880), (38, 477184760), (40, 453325522), (43, 421698160), (52, 348711940), (65, 278969552), (76, 238592380), (80, 226662761), (86, 210849080), (95, 190873904), (104, 174355970), (130, 139484776), (152, 119296190), (172, 105424540), (190, 95436952), (208, 87177985), (215, 84339632), (247, 73413040), (260, 69742388), (304, 59648095), (344, 52712270), (380, 47718476), (430, 42169816), (494, 36706520), (520, 34871194), (559, 32438320), (688, 26356135), (760, 23859238), (817, 22194640), (860, 21084908), (988, 18353260), (1040, 17435597), (1118, 16219160), (1235, 14682608), (1520, 11929619), (1634, 11097320), (1720, 10542454), (1976, 9176630), (2236, 8109580), (2470, 7341304), (2795, 6487664), (3268, 5548660), (3440, 5271227), (3952, 4588315), (4085, 4438928), (4472, 4054790), (4940, 3670652), (5590, 3243832), (6536, 2774330), (8170, 2219464), (8944, 2027395), (9880, 1835326), (10621, 1707280), (11180, 1621916), (13072, 1387165), (16340, 1109732), (19760, 917663), (21242, 853640), (21341, 849680), (22360, 810958), (32680, 554866), (42484, 426820), (42682, 424840), (44720, 405479), (53105, 341456), (65360, 277433), (84968, 213410), (85364, 212420), (106210, 170728), (106705, 169936)]