66018160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 175636080

約数和(自身を除く): 109617920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 169, 190, 208, 247, 257, 260, 304, 338, 380, 494, 514, 520, 676, 760, 845, 988, 1028, 1040, 1235, 1285, 1352, 1520, 1690, 1976, 2056, 2470, 2570, 2704, 3211, 3341, 3380, 3952, 4112, 4883, 4940, 5140, 6422, 6682, 6760, 9766, 9880, 10280, 12844, 13364, 13520, 16055, 16705, 19532, 19760, 20560, 24415, 25688, 26728, 32110, 33410, 39064, 43433, 48830, 51376, 53456, 63479, 64220, 66820, 78128, 86866, 97660, 126958, 128440, 133640, 173732, 195320, 217165, 253916, 256880, 267280, 317395, 347464, 390640, 434330, 507832, 634790, 694928, 825227, 868660, 1015664, 1269580, 1650454, 1737320, 2539160, 3300908, 3474640, 4126135, 5078320, 6601816, 8252270, 13203632, 16504540, 33009080, 66018160]

約数ペア:

[(1, 66018160), (2, 33009080), (4, 16504540), (5, 13203632), (8, 8252270), (10, 6601816), (13, 5078320), (16, 4126135), (19, 3474640), (20, 3300908), (26, 2539160), (38, 1737320), (40, 1650454), (52, 1269580), (65, 1015664), (76, 868660), (80, 825227), (95, 694928), (104, 634790), (130, 507832), (152, 434330), (169, 390640), (190, 347464), (208, 317395), (247, 267280), (257, 256880), (260, 253916), (304, 217165), (338, 195320), (380, 173732), (494, 133640), (514, 128440), (520, 126958), (676, 97660), (760, 86866), (845, 78128), (988, 66820), (1028, 64220), (1040, 63479), (1235, 53456), (1285, 51376), (1352, 48830), (1520, 43433), (1690, 39064), (1976, 33410), (2056, 32110), (2470, 26728), (2570, 25688), (2704, 24415), (3211, 20560), (3341, 19760), (3380, 19532), (3952, 16705), (4112, 16055), (4883, 13520), (4940, 13364), (5140, 12844), (6422, 10280), (6682, 9880), (6760, 9766)]